Cita APA

Weeks, J. R. 1. (1996). Population: An introduction to concepts and issues (6. edition.). Belmont: Wadsworth Publishing Company.

Citación estilo Chicago

Weeks, John Robert 1944-. Population: An Introduction to Concepts and Issues. 6. edition. Belmont: Wadsworth Publishing Company, 1996.

Cita MLA

Weeks, John Robert 1944-. Population: An Introduction to Concepts and Issues. 6. edition. Belmont: Wadsworth Publishing Company, 1996.