APA引文

Weeks, J. R. (2005). Population: An introduction to concepts and issues (9th ed.). Wadsworth/Thomson Learning.

Chicago Style (17th ed.) Citation

Weeks, John R. Population: An Introduction to Concepts and Issues. 9th ed. Belmont, CA: Wadsworth/Thomson Learning, 2005.

MLA引文

Weeks, John R. Population: An Introduction to Concepts and Issues. 9th ed. Wadsworth/Thomson Learning, 2005.