Antigua, M. I., Itchon, C., Laya, A. M., & Madamba, G. (1987). Animal Companion Clinic: A systems study. College of Engineering.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAntigua, Marcial III, Concepcion Itchon, Ana Maria Laya, और Glenford Madamba. Animal Companion Clinic: A Systems Study. Diliman, Quezon City: College of Engineering, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAntigua, Marcial III, et al. Animal Companion Clinic: A Systems Study. College of Engineering, 1987.
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