Cita APA (7a ed.)

Holmes, R. M., & Holmes, S. T. (2009). Profiling violent crimes: An investigative tool (4. ed.). Sage.

Cita Chicago Style (17a ed.)

Holmes, Ronald M., y Stephen T. Holmes. Profiling Violent Crimes: An Investigative Tool. 4. ed. Los Angeles [u.a.]: Sage, 2009.

Cita MLA (8a ed.)

Holmes, Ronald M., y Stephen T. Holmes. Profiling Violent Crimes: An Investigative Tool. 4. ed. Sage, 2009.