APA aipamena

Babbie, E. R. (1995). The practice of social research (7th ed.). Wadsworth Pub. Co..

Chicago Style aipamena

Babbie, Earl R. The Practice of Social Research. 7th ed. Belmont: Wadsworth Pub. Co., 1995.

MLA aipamena

Babbie, Earl R. The Practice of Social Research. 7th ed. Wadsworth Pub. Co., 1995.