APA (7 वां संस्करण) प्रशस्ति पत्र

Gopez, J. D. (2000). Butuan City: Site of 1st PTA music festival in Mindanao. Manila Bulletin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Gopez, Jhi-jhi Diola. "Butuan City: Site of 1st PTA Music Festival in Mindanao." Manila Bulletin 2000.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Gopez, Jhi-jhi Diola. "Butuan City: Site of 1st PTA Music Festival in Mindanao." Manila Bulletin, 2000.