Cita APA (7a ed.)
Babbie, E. R. (2004). The practice of social research (10th ed.). Thomson/Wadsworth.
Cita Chicago Style (17a ed.)
Babbie, Earl R. The Practice of Social Research. 10th ed. Belmont, CA: Thomson/Wadsworth, 2004.
Cita MLA (9a ed.)
Babbie, Earl R. The Practice of Social Research. 10th ed. Thomson/Wadsworth, 2004.
Precaución: Estas citas no son 100% exactas.