APA (7th ed.) Citation

Ullman, L. E., & Ullman, L. E. (2009). PHP for the Web (3rd ed.). Peachpit Press.

Chicago Style (17th ed.) Citation

Ullman, Larry E., and Larry E. Ullman. PHP for the Web. 3rd ed. Berkeley, Calif.: Peachpit Press, 2009.

MLA (9th ed.) Citation

Ullman, Larry E., and Larry E. Ullman. PHP for the Web. 3rd ed. Peachpit Press, 2009.