APA (7 वां संस्करण) प्रशस्ति पत्र

(1999). RP-US relations in the new millenium. AmCham Philippines Business Journal.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"RP-US Relations in the New Millenium." AmCham Philippines Business Journal 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"RP-US Relations in the New Millenium." AmCham Philippines Business Journal, 1999.