APA (7 वां संस्करण) प्रशस्ति पत्र

Yamsuan, C. C. (1999). Erap to Y2k chief: Explain in 48 hours. Philippine Daily Inquirer.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Yamsuan, Cathy Cañares. "Erap to Y2k Chief: Explain in 48 Hours." Philippine Daily Inquirer 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Yamsuan, Cathy Cañares. "Erap to Y2k Chief: Explain in 48 Hours." Philippine Daily Inquirer, 1999.