APA (7 वां संस्करण) प्रशस्ति पत्र

De Guzman, S. A. (1999). Artistic community up in arms Estrada's CCP trustees. Philippine Daily Inquirer.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

De Guzman, Susan A. "Artistic Community Up in Arms Estrada's CCP Trustees." Philippine Daily Inquirer 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

De Guzman, Susan A. "Artistic Community Up in Arms Estrada's CCP Trustees." Philippine Daily Inquirer, 1999.