APA (7 वां संस्करण) प्रशस्ति पत्र

(1997). Pacific Plans, Inc: 30 years of committed stewardship. Philippine Star.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Pacific Plans, Inc: 30 Years of Committed Stewardship." Philippine Star 1997.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Pacific Plans, Inc: 30 Years of Committed Stewardship." Philippine Star, 1997.