Cita APA (7a ed.)

Ullman, L. E. A. (2004). PHP for the World Wide Web (2nd edition.). Peachpit Press.

Cita Chicago Style (17a ed.)

Ullman, Larry E Author. PHP for the World Wide Web. 2nd edition. [Place of publication not identified]: Peachpit Press, 2004.

Cita MLA (9a ed.)

Ullman, Larry E Author. PHP for the World Wide Web. 2nd edition. Peachpit Press, 2004.