Cita APA (7th ed.)

Antigua, M. I., Itchon, C., Laya, A. M., & Madamba, G. (1987). Animal Companion Clinic: A systems study. College of Engineering.

Cita Chicago (17th ed.)

Antigua, Marcial III, Concepcion Itchon, Ana Maria Laya, i Glenford Madamba. Animal Companion Clinic: A Systems Study. Diliman, Quezon City: College of Engineering, 1987.

Cita MLA (9th ed.)

Antigua, Marcial III, et al. Animal Companion Clinic: A Systems Study. College of Engineering, 1987.