APA (7 वां संस्करण) प्रशस्ति पत्र

Weeks, J. R. (1978). Population: An introduction to concepts and issues. Wadsworth Pub. Co..

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Weeks, John R. Population: An Introduction to Concepts and Issues. Belmont, Calif.: Wadsworth Pub. Co., 1978.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Weeks, John R. Population: An Introduction to Concepts and Issues. Wadsworth Pub. Co., 1978.