Cita APA (7a ed.)

(2006). PHP/architect's Zend PHP 5 certification study guide / by Davey Shafik with Ben Ramsey.

Cita Chicago Style (17a ed.)

PHP/architect's Zend PHP 5 Certification Study Guide / by Davey Shafik with Ben Ramsey. 2006.

Cita MLA (9a ed.)

PHP/architect's Zend PHP 5 Certification Study Guide / by Davey Shafik with Ben Ramsey. 2006.