Peak, K. J. (2003). Policing America: Methods, issues, challenges (4. ed.). Prentice Hall.
Cita Chicago Style (17a ed.)Peak, Kenneth J. Policing America: Methods, Issues, Challenges. 4. ed. Upper Saddle River, NJ: Prentice Hall, 2003.
Cita MLA (9a ed.)Peak, Kenneth J. Policing America: Methods, Issues, Challenges. 4. ed. Prentice Hall, 2003.
Precaución: Estas citas no son 100% exactas.