APA aipamena

BABBIE, E. (1986). The Practice of Social Research. Wadsworth Publishing Company.

Chicago Style aipamena

BABBIE, Earl. The Practice of Social Research. Wadsworth Publishing Company, 1986.

MLA aipamena

BABBIE, Earl. The Practice of Social Research. Wadsworth Publishing Company, 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.