APA (7 वां संस्करण) प्रशस्ति पत्र

Villanueva, M. A. (2001). GMA vows to take up US toxic waste in RP with Bush. Philippine Star.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Villanueva, Marichu A. "GMA Vows to Take Up US Toxic Waste in RP with Bush." Philippine Star 2001.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Villanueva, Marichu A. "GMA Vows to Take Up US Toxic Waste in RP with Bush." Philippine Star, 2001.