APA (7th ed.) Citation

Ong, M., Sy, B., Tiu, D., & Tupaz, J. F. (1993). An Information systems study on Philippine Phosphate Fertilizer Corporation. College of Engineering.

Chicago Style (17th ed.) Citation

Ong, Michael, Bernabeth Sy, Daniel Tiu, and Jovi Francis Tupaz. An Information Systems Study on Philippine Phosphate Fertilizer Corporation. Diliman, Quezon City: College of Engineering, 1993.

MLA (9th ed.) Citation

Ong, Michael, et al. An Information Systems Study on Philippine Phosphate Fertilizer Corporation. College of Engineering, 1993.