APA-viite (7. p.)

Babbie, E. (1992). The practice of social research (6th ed.). Wadsworth.

Chicago-viite (17. p.)

Babbie, Earl. The Practice of Social Research. 6th ed. California: Wadsworth, 1992.

MLA-viite (9. p.)

Babbie, Earl. The Practice of Social Research. 6th ed. Wadsworth, 1992.