APA (7th ed.) Citation

Ibarra, M. C. A., Leung, M. F. P., & Picazo, M. A. C. L. (1994). Information systems study: AIT Hotel Billing System. College of Engineering.

Chicago Style (17th ed.) Citation

Ibarra, Ma. Celeste Asistio, Ma. Felicia Pinpin Leung, and Ma. Ana Cecilia Lopez Picazo. Information Systems Study: AIT Hotel Billing System. Diliman, Quezon City: College of Engineering, 1994.

MLA (9th ed.) Citation

Ibarra, Ma. Celeste Asistio, et al. Information Systems Study: AIT Hotel Billing System. College of Engineering, 1994.