APA (7 वां संस्करण) प्रशस्ति पत्र

(1981). First Festival of Filipino Church anthems to premiere fourteen new Choral works. Bulletin Today.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"First Festival of Filipino Church Anthems to Premiere Fourteen New Choral Works." Bulletin Today 1981.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"First Festival of Filipino Church Anthems to Premiere Fourteen New Choral Works." Bulletin Today, 1981.