Cita APA (7a ed.)

Safari Tech Books Online & Coggeshall, J. M. A. (2005). PHP 5 unleashed (1st edition.). Sams.

Cita Chicago Style (17a ed.)

Safari Tech Books Online y John M Author Coggeshall. PHP 5 Unleashed. 1st edition. [Place of publication not identified]: Sams, 2005.

Cita MLA (9a ed.)

Safari Tech Books Online y John M Author Coggeshall. PHP 5 Unleashed. 1st edition. Sams, 2005.