APA (7 वां संस्करण) प्रशस्ति पत्र

(2003). Forest in the city. IN Editorial [column]. Philippine Daily Inquirer.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Forest in the City. IN Editorial [column]." Philippine Daily Inquirer 2003.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Forest in the City. IN Editorial [column]." Philippine Daily Inquirer, 2003.