Cita APA (7a ed.)

Shiflett, C. (2006). Essential PHP security. O'Reilly.

Cita Chicago Style (17a ed.)

Shiflett, Chris. Essential PHP Security. Sebastopol, CA: O'Reilly, 2006.

Cita MLA (8a ed.)

Shiflett, Chris. Essential PHP Security. O'Reilly, 2006.