Παραπομπή APA

Alpert, G. P. D. (2004). Understanding police use of force: Officers, suspects and reciprocity. Cambridge university press.

Παραπομπή Chicago Style

Alpert, Geoffrey P. Dunham. Understanding Police Use of Force: Officers, Suspects and Reciprocity. New York: Cambridge university press, 2004.

Παραπομπή MLA

Alpert, Geoffrey P. Dunham. Understanding Police Use of Force: Officers, Suspects and Reciprocity. Cambridge university press, 2004.