APA (7 वां संस्करण) प्रशस्ति पत्र

(1998). Magna Carta for scientists, engineers, researchers and other science and technology personnel in government. Manila Times.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Magna Carta for Scientists, Engineers, Researchers and Other Science and Technology Personnel in Government." Manila Times 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Magna Carta for Scientists, Engineers, Researchers and Other Science and Technology Personnel in Government." Manila Times, 1998.