APA (7 वां संस्करण) प्रशस्ति पत्र

Dizon, A. (1999). PMA's class of '99 a tough act to follow. Philippine Daily Inquirer.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Dizon, Alfred. "PMA's Class of '99 a Tough Act to Follow." Philippine Daily Inquirer 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Dizon, Alfred. "PMA's Class of '99 a Tough Act to Follow." Philippine Daily Inquirer, 1999.