Sklar, D., & Trachtenberg, A. (2006). PHP cookbook (2nd ed.). O'Reilly ; Shroff Publishers and Distributors.
Lua i Stíl Chicago (17ú heag.)Sklar, David, agus Adam Trachtenberg. PHP Cookbook. 2nd ed. Sebastopol, Calif. : New Delhi: O'Reilly ; Shroff Publishers and Distributors, 2006.
Lua MLA (8ú heag.)Sklar, David, agus Adam Trachtenberg. PHP Cookbook. 2nd ed. O'Reilly ; Shroff Publishers and Distributors, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.