Bernardo, P. R., Joaquin, R. M., Jugueta, D., & Nicolas, D. (1991). Registration procedure in the College of Engineering. College of Engineering.
Παραπομπή σε μορφή Chicago (17η εκδ.)Bernardo, Paul Rex, Rosanna M. Joaquin, Dennis Jugueta, και Dennis Nicolas. Registration Procedure in the College of Engineering. Diliman, Quezon City: College of Engineering, 1991.
Παραπομπή σε μορφή MLA (9th εκδ.)Bernardo, Paul Rex, et al. Registration Procedure in the College of Engineering. College of Engineering, 1991.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.