Cita APA (7a ed.)

Bradshaw, L., Gerken, T., Merrall, G., Ratschiller, T., Greant, Z., Michlitsch, B., & Wilson, T. (2001). PHP Functions Essential Reference. Sams Pearson Education [distributor].

Cita Chicago Style (17a ed.)

Bradshaw, Landon, Till Gerken, Graeme Merrall, Tobias Ratschiller, Zak Greant, Brett Michlitsch, y Torben Wilson. PHP Functions Essential Reference. Indianapolis : Old Tappan: Sams Pearson Education [distributor], 2001.

Cita MLA (8a ed.)

Bradshaw, Landon, et al. PHP Functions Essential Reference. Sams Pearson Education [distributor], 2001.