Cita APA (7a ed.)

BABBIE, E. (1989). The Practice Of Social Research Earl Babbie. Wadsworth Publishing.

Cita Chicago Style (17a ed.)

BABBIE, Earl. The Practice Of Social Research Earl Babbie. Wadsworth Publishing, 1989.

Cita MLA (8a ed.)

BABBIE, Earl. The Practice Of Social Research Earl Babbie. Wadsworth Publishing, 1989.