Gaya APA

PHP programming. (2009). : Andi Yogyakarta.

Gaya Chicago

PHP programming. . : Andi Yogyakarta, 2009. Text.

Gaya MLA

PHP programming. . : Andi Yogyakarta, 2009. Text.

Gaya Turabian

PHP programming. : Andi Yogyakarta, 2009. Print.