APA (7 वां संस्करण) प्रशस्ति पत्र

Abaya, A. C. (1994). The Abu Sayyaf in global perspective. IN On the other hand [column]. Philippine Star.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Abaya, Antonio C. "The Abu Sayyaf in Global Perspective. IN On the Other Hand [column]." Philippine Star 1994.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Abaya, Antonio C. "The Abu Sayyaf in Global Perspective. IN On the Other Hand [column]." Philippine Star, 1994.