APA (7th ed.) Citation

Black, D. A. (2006). Ruby for Rails: Ruby techniques for Rails developers. Manning Publications.

Chicago Style (17th ed.) Citation

Black, David A. Ruby for Rails: Ruby Techniques for Rails Developers. Greenwich, CT: Manning Publications, 2006.

MLA (9th ed.) Citation

Black, David A. Ruby for Rails: Ruby Techniques for Rails Developers. Manning Publications, 2006.

Warning: These citations may not always be 100% accurate.