APA (7th ed.) Citation

Sklar, D., & Trachtenberg, A. (2006). PHP Cookbook (2nd ed.). O'Reilly.

Chicago Style (17th ed.) Citation

Sklar, David, and Adam Trachtenberg. PHP Cookbook. 2nd ed. Beijing: O'Reilly, 2006.

MLA (8th ed.) Citation

Sklar, David, and Adam Trachtenberg. PHP Cookbook. 2nd ed. O'Reilly, 2006.

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