APA (7 वां संस्करण) प्रशस्ति पत्र

(1987). McGraw - hill encyclopedia of science and technology: An international reference work in twenty volumes including an index (6th ed.). McGraw - hill.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

McGraw - Hill Encyclopedia of Science and Technology: An International Reference Work in Twenty Volumes Including an Index. 6th ed. New York: McGraw - hill, 1987.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

McGraw - Hill Encyclopedia of Science and Technology: An International Reference Work in Twenty Volumes Including an Index. 6th ed. McGraw - hill, 1987.