APA (7th ed.) Citation

Advincula, O., Ablan, E., Autajay, A., Bucsit, A., & Ludovice, L. (1986). An Information System Study on the Billing and Collection System of Luzon Integrated Services, Inc. College of Engineering.

Chicago Style (17th ed.) Citation

Advincula, Ophelia, Evelyn Ablan, Alan Autajay, Angelina Bucsit, and Lyna Ludovice. An Information System Study on the Billing and Collection System of Luzon Integrated Services, Inc. Diliman, Quezon City: College of Engineering, 1986.

MLA (9th ed.) Citation

Advincula, Ophelia, et al. An Information System Study on the Billing and Collection System of Luzon Integrated Services, Inc. College of Engineering, 1986.