Rubin, A., & Allen Rubin; Earl Babbie. (2008). Research Methods for Social Work. Belmont, CA: Cengage Learning, Inc.
Chicago Style CitationRubin, Allen, i Allen Rubin; Earl Babbie. Research Methods for Social Work. Belmont, CA: Cengage Learning, Inc, 2008.
Cita MLARubin, Allen, i Allen Rubin; Earl Babbie. Research Methods for Social Work. Belmont, CA: Cengage Learning, Inc, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.