APA (7th ed.) Citation

Gadd, D., Karstedt, S., & Messner, S. F. (2012). The Sage handbook of criminological research methods. Sage.

Chicago Style (17th ed.) Citation

Gadd, David, Susanne Karstedt, and Steven F. Messner. The Sage Handbook of Criminological Research Methods. Los Angeles ; London: Sage, 2012.

MLA (9th ed.) Citation

Gadd, David, et al. The Sage Handbook of Criminological Research Methods. Sage, 2012.