Cita APA (7a ed.)

Ullman, L. E. (2014). Effortless e-commerce with PHP and MySQL (2nd ed.). New Riders.

Cita Chicago Style (17a ed.)

Ullman, Larry E. Effortless E-commerce with PHP and MySQL. 2nd ed. [Berkeley, Calif.]: New Riders, 2014.

Cita MLA (8a ed.)

Ullman, Larry E. Effortless E-commerce with PHP and MySQL. 2nd ed. New Riders, 2014.