APA (7th ed.) Citation

Sklar, D., & Trachtenberg, A. (2003). PHP Cookbook. O'Reilly.

Chicago Style (17th ed.) Citation

Sklar, David, and Adam Trachtenberg. PHP Cookbook. Beijing: O'Reilly, 2003.

MLA (8th ed.) Citation

Sklar, David, and Adam Trachtenberg. PHP Cookbook. O'Reilly, 2003.

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