diff --git a/src/Coduo/PHPHumanizer/Number/Ordinal.php b/src/Coduo/PHPHumanizer/Number/Ordinal.php
index c507951..4868b09 100644
--- a/src/Coduo/PHPHumanizer/Number/Ordinal.php
+++ b/src/Coduo/PHPHumanizer/Number/Ordinal.php
@@ -27,10 +27,15 @@ public function __construct($number, $locale)
         $this->strategy = Builder::build($locale);
     }
 
+    public function isPrefix()
+    {
+        return $this->strategy->isPrefix();
+    }
+
     public function __toString()
     {
         return $this
             ->strategy
-            ->ordinalSuffix($this->number);
+            ->ordinalIndicator($this->number);
     }
-}
+}
\ No newline at end of file
diff --git a/src/Coduo/PHPHumanizer/Number/Ordinal/StrategyInterface.php b/src/Coduo/PHPHumanizer/Number/Ordinal/StrategyInterface.php
index 4ae2c53..470e87a 100644
--- a/src/Coduo/PHPHumanizer/Number/Ordinal/StrategyInterface.php
+++ b/src/Coduo/PHPHumanizer/Number/Ordinal/StrategyInterface.php
@@ -4,10 +4,15 @@
 
 interface StrategyInterface
 {
+	/** 
+	 * @return boolean
+	 */
+	public function isPrefix();
+
     /**
      * @param int|float $number
      *
      * @return string
      */
-    public function ordinalSuffix($number);
+    public function ordinalIndicator($number);
 }
diff --git a/src/Coduo/PHPHumanizer/NumberHumanizer.php b/src/Coduo/PHPHumanizer/NumberHumanizer.php
index ab92ecd..b2354a9 100644
--- a/src/Coduo/PHPHumanizer/NumberHumanizer.php
+++ b/src/Coduo/PHPHumanizer/NumberHumanizer.php
@@ -17,9 +17,13 @@ final class NumberHumanizer
      */
     public static function ordinalize($number, $locale = 'en')
     {
-        return $number.self::ordinal($number, $locale);
+        $ordinal = new Ordinal($number, $locale);
+        if ($ordinal->isPrefix()) {
+            return (string) $ordinal.$number;
+        }
+        else return (string) $number.$ordinal;
     }
-
+    
     /**
      * @param int|float $number
      * @param string    $locale
@@ -29,7 +33,6 @@ public static function ordinalize($number, $locale = 'en')
     public static function ordinal($number, $locale = 'en')
     {
         $ordinal = new Ordinal($number, $locale);
-
         return (string) $ordinal;
     }
 
diff --git a/src/Coduo/PHPHumanizer/Resources/Ordinal/EnStrategy.php b/src/Coduo/PHPHumanizer/Resources/Ordinal/EnStrategy.php
index 7cda141..5b7ebb7 100644
--- a/src/Coduo/PHPHumanizer/Resources/Ordinal/EnStrategy.php
+++ b/src/Coduo/PHPHumanizer/Resources/Ordinal/EnStrategy.php
@@ -6,8 +6,13 @@
 
 final class EnStrategy implements StrategyInterface
 {
+    /** {@inheritdoc}*/
+    public function isPrefix(){
+        return False;
+    }
+
     /** {@inheritdoc} */
-    public function ordinalSuffix($number)
+    public function ordinalIndicator($number)
     {
         $absNumber = abs((integer) $number);
 
diff --git a/src/Coduo/PHPHumanizer/Resources/Ordinal/IdStrategy.php b/src/Coduo/PHPHumanizer/Resources/Ordinal/IdStrategy.php
new file mode 100644
index 0000000..e4ba1e4
--- /dev/null
+++ b/src/Coduo/PHPHumanizer/Resources/Ordinal/IdStrategy.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Coduo\PHPHumanizer\Resources\Ordinal;
+
+use Coduo\PHPHumanizer\Number\Ordinal\StrategyInterface;
+
+final class IdStrategy implements StrategyInterface
+{
+    /** {@inheritdoc}*/
+    public function isPrefix(){
+        return True;
+    }
+    
+    /** {@inheritdoc} */
+    public function ordinalIndicator($number)
+    {
+        return 'ke-';
+    }
+}
diff --git a/src/Coduo/PHPHumanizer/Resources/Ordinal/NlStrategy.php b/src/Coduo/PHPHumanizer/Resources/Ordinal/NlStrategy.php
index 54b3f08..4390130 100644
--- a/src/Coduo/PHPHumanizer/Resources/Ordinal/NlStrategy.php
+++ b/src/Coduo/PHPHumanizer/Resources/Ordinal/NlStrategy.php
@@ -6,8 +6,13 @@
 
 final class NlStrategy implements StrategyInterface
 {
+    /** {@inheritdoc}*/
+    public function isPrefix(){
+        return False;
+    }
+
     /** {@inheritdoc} */
-    public function ordinalSuffix($number)
+    public function ordinalIndicator($number)
     {
         return 'e';
     }
diff --git a/tests/Coduo/PHPHumanizer/Tests/NumberHumanizerTest.php b/tests/Coduo/PHPHumanizer/Tests/NumberHumanizerTest.php
index 9377b9e..129d68d 100644
--- a/tests/Coduo/PHPHumanizer/Tests/NumberHumanizerTest.php
+++ b/tests/Coduo/PHPHumanizer/Tests/NumberHumanizerTest.php
@@ -7,7 +7,7 @@
 class NumberHumanizerTest extends \PHPUnit_Framework_TestCase
 {
     /**
-     * @dataProvider ordinalSuffixProvider
+     * @dataProvider ordinalIndicatorProvider
      *
      * @param $expected
      * @param $number
@@ -18,7 +18,7 @@ public function test_return_ordinal_suffix($expected, $number)
     }
 
     /**
-     * @dataProvider ordinalSuffixDutchProvider
+     * @dataProvider ordinalIndicatorDutchProvider
      * @param $expected
      * @param $number
      */
@@ -27,6 +27,16 @@ public function test_return_ordinal_suffix_dutch($expected, $number)
         $this->assertEquals($expected, NumberHumanizer::ordinal($number, 'nl'));
     }
 
+    /**
+     * @dataProvider ordinalIndicatorIndonesianProvider
+     * @param $expected
+     * @param $number
+     */
+    public function test_return_ordinal_suffix_indonesian($expected, $number)
+    {
+        $this->assertEquals($expected, NumberHumanizer::ordinal($number, 'id'));
+    }
+
     /**
      * @dataProvider ordinalizeDataProvider
      * @depends test_return_ordinal_suffix
@@ -51,6 +61,18 @@ public function test_ordinalize_numbers_dutch($expected, $number)
         $this->assertEquals($expected, NumberHumanizer::ordinalize($number, 'nl'));
     }
 
+    /**
+     * @dataProvider ordinalizeDataIndonesianProvider
+     * @depends test_return_ordinal_suffix_indonesian
+     *
+     * @param $expected
+     * @param $number
+     */
+    public function test_ordinalize_numbers_indonesian($expected, $number)
+    {
+        $this->assertEquals($expected, NumberHumanizer::ordinalize($number, 'id'));
+    }
+
     /**
      * @dataProvider binarySuffixDataProvider
      *
@@ -164,6 +186,48 @@ public function test_statically_throw_exception_when_converting_roman_number_is_
         NumberHumanizer::fromRoman($number);
     }
 
+    /**
+     * @return array
+     */
+    public function ordinalIndicatorProvider()
+    {
+        return array(
+            array('st', 1),
+            array('nd', 2),
+            array('rd', 23),
+            array('nd', 1002),
+            array('th', -111),
+        );
+    }
+    
+    /**
+     * @return array
+     */
+    public function ordinalIndicatorDutchProvider()
+    {
+        return array(
+            array('e', 1),
+            array('e', 2),
+            array('e', 23),
+            array('e', 1002),
+            array('e', -111),
+        );
+    }
+
+    /**
+     * @return array
+     */
+    public function ordinalIndicatorIndonesianProvider()
+    {
+        return array(
+            array('ke-', 1),
+            array('ke-', 2),
+            array('ke-', 23),
+            array('ke-', 1002),
+            array('ke-', -111),
+        );
+    }
+
     /**
      * @return array
      */
@@ -195,28 +259,14 @@ public function ordinalizeDataDutchProvider()
     /**
      * @return array
      */
-    public function ordinalSuffixProvider()
+    public function ordinalizeDataIndonesianProvider()
     {
         return array(
-            array('st', 1),
-            array('nd', 2),
-            array('rd', 23),
-            array('nd', 1002),
-            array('th', -111),
-        );
-    }
-
-    /**
-     * @return array
-     */
-    public function ordinalSuffixDutchProvider()
-    {
-        return array(
-            array('e', 1),
-            array('e', 2),
-            array('e', 23),
-            array('e', 1002),
-            array('e', -111),
+            array('ke-1', 1),
+            array('ke-2', 2),
+            array('ke-23', 23),
+            array('ke-1002', 1002),
+            array('ke--111', -111),
         );
     }