APA (7 वां संस्करण) प्रशस्ति पत्र

(2001). Continuing a family legacy in the service of the Filipino. Manila Times.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Continuing a Family Legacy in the Service of the Filipino." Manila Times 2001.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Continuing a Family Legacy in the Service of the Filipino." Manila Times, 2001.