Cita APA

Babbie, E. (2004). The practice of social research. Belmont, CA: Wadsworth/Thomson Learning.

Chicago Style Citation

Babbie, Earl. The Practice of Social Research. Belmont, CA: Wadsworth/Thomson Learning, 2004.

Cita MLA

Babbie, Earl. The Practice of Social Research. Belmont, CA: Wadsworth/Thomson Learning, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.