APA citiranje

Maxfield, M. G., & Michael G. Maxfield; Earl Babbie. (2008). Research methods for criminal justice and criminology. Belmont, CA: Wadsworth Thomson Learning.

Trích dẫn kiểu Chicago

Maxfield, Michael G., và Michael G. Maxfield; Earl Babbie. Research Methods for Criminal Justice and Criminology. Belmont, CA: Wadsworth Thomson Learning, 2008.

MLA citiranje

Maxfield, Michael G., và Michael G. Maxfield; Earl Babbie. Research Methods for Criminal Justice and Criminology. Belmont, CA: Wadsworth Thomson Learning, 2008.