Cita APA (7th ed.)

Apaya, A., Domingo, K., Gonzalez, J., & Misalucha, A. (1990). A System study of the order entry of Pure Foods Corporation. College of Engineering.

Cita Chicago (17th ed.)

Apaya, Alvin, Kenneth Domingo, Jerome Gonzalez, i Alvin Misalucha. A System Study of the Order Entry of Pure Foods Corporation. Diliman, Quezon City: College of Engineering, 1990.

Cita MLA (9th ed.)

Apaya, Alvin, et al. A System Study of the Order Entry of Pure Foods Corporation. College of Engineering, 1990.