APA-referens (7:e uppl.)

Welling, L., & Thomson, L. (2010). PHP and MySQL Web development (4th edition.). Pearson Education.

Chicago-referens (17:e uppl.)

Welling, Luke, och Laura Thomson. PHP and MySQL Web Development. 4th edition. New Delhi: Pearson Education, 2010.

MLA-referens (9:e uppl.)

Welling, Luke, och Laura Thomson. PHP and MySQL Web Development. 4th edition. Pearson Education, 2010.