Update: README.md - Add Code Review Anxiety Workbook in opensource bo…

…oks section (#997)

README.md

@@ -190,6 +190,7 @@ If you have questions or comments, please create an issue.
 - [Software Release Practice HOWTO](https://tldp.org/HOWTO/Software-Release-Practice-HOWTO/) - This HOWTO describes good release practices for Linux and other Open-Source projects. By following these practices, you will make it as easy as possible for users to build your code and use it, and for other developers to understand your code and cooperate with you to improve it.
 - [Open Sources 2.0 : The Continuing Evolution](https://archive.org/details/opensources2.000diborich) (2005) - Open Sources 2.0 is a collection of insightful and thought-provoking essays from today's technology leaders that continues painting the evolutionary picture that developed in the 1999 book, Open Sources: Voices from the Revolution.
 - [Open Sources: Voices from the Open Source Revolution](https://www.oreilly.com/openbook/opensources/book/) - Essays from open-source pioneers such as Linus Torvalds (Linux), Larry Wall (Perl), and Richard Stallman (GNU).
+- [Code Review Anxiety Workbook](https://developer-success-lab.gitbook.io/code-review-anxiety-workbook-1) - Code Review Anxiety Workbook is for New contributors and seasoned contributor programmers. It describes more about managing anxiety when making pull requests and contributions to repositories.
 
 ## Open Source contribution initiatives