APA (7 वां संस्करण) प्रशस्ति पत्र

(1997). New thoughts on creation of life. Manila Chronicle.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"New Thoughts on Creation of Life." Manila Chronicle 1997.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"New Thoughts on Creation of Life." Manila Chronicle, 1997.