Cita APA (7a ed.)

Schram, P. J., & Tibbetts, S. G. (2014). Introduction to criminology: Why do they do it? Sage.

Cita Chicago Style (17a ed.)

Schram, Pamela J., y Stephen G. Tibbetts. Introduction to Criminology: Why Do They Do It? Los Angeles [u.a.]: Sage, 2014.

Cita MLA (9a ed.)

Schram, Pamela J., y Stephen G. Tibbetts. Introduction to Criminology: Why Do They Do It? Sage, 2014.