APA-referens (7:e uppl.)

Bancud, A., Carrera, N., Castro, S., & De Los Reyes, H. (1991). The Public transport system in the University of the Philippines Diliman campus: A case study. College of Engineering.

Chicago-referens (17:e uppl.)

Bancud, Amy, Noemi Carrera, Salvador Castro, och Herminio De Los Reyes. The Public Transport System in the University of the Philippines Diliman Campus: A Case Study. Diliman, Quezon City: College of Engineering, 1991.

MLA-referens (9:e uppl.)

Bancud, Amy, et al. The Public Transport System in the University of the Philippines Diliman Campus: A Case Study. College of Engineering, 1991.