APA (7th ed.) Citation

Siongco, N., Ignacio, D., Limjoco, A., & Del Rosario, C. (1990). Ortigas & Co. Limited Partnership: A systems analysis. College of Engineering.

Chicago Style (17th ed.) Citation

Siongco, Nilo, Dick Ignacio, Anna Limjoco, and Cecile Del Rosario. Ortigas & Co. Limited Partnership: A Systems Analysis. Diliman, Quezon City: College of Engineering, 1990.

MLA (9th ed.) Citation

Siongco, Nilo, et al. Ortigas & Co. Limited Partnership: A Systems Analysis. College of Engineering, 1990.