APA-referens (7:e uppl.)

Bernardo, P. R., Joaquin, R. M., Jugueta, D., & Nicolas, D. (1991). Registration procedure in the College of Engineering. College of Engineering.

Chicago-referens (17:e uppl.)

Bernardo, Paul Rex, Rosanna M. Joaquin, Dennis Jugueta, och Dennis Nicolas. Registration Procedure in the College of Engineering. Diliman, Quezon City: College of Engineering, 1991.

MLA-referens (9:e uppl.)

Bernardo, Paul Rex, et al. Registration Procedure in the College of Engineering. College of Engineering, 1991.