APA-Zitierstil (7. Ausg.)

Weeks, J. R. (1989). Population: An introduction to concepts and issues (4. ed.). Wadsworth.

Chicago-Zitierstil (17. Ausg.)

Weeks, John R. Population: An Introduction to Concepts and Issues. 4. ed. Belmont, Calif: Wadsworth, 1989.

MLA-Zitierstil (9. Ausg.)

Weeks, John R. Population: An Introduction to Concepts and Issues. 4. ed. Wadsworth, 1989.