HENRY, Vincent E. police brutality. In: Sullivan, Larry E. – Simonetti Rosen, Marie (eds). Encyclopedia of law enforcement. Vol. I. State and local. Thousand Oaks, CA : Sage Publications, 2005. ISBN 0-7619-2649-6, p. 222. [cit. 2020-07-06]
police brutality. In Hickey, Eric (ed.). Encyclopedia of murder and violent crime. Thousand Oaks, CA; London; New Delhi : SAGE Publications, 2003. ISBN 0-7619-2437-X, p. 359. [cit. 2020-07-06].
CRAWFORD, Charles. excessive force. In Greene, Jack R. (ed.). The encyclopedia of police science. Vol. 1. A – I. 3rd ed. New York, NY; London : Routledge, 2007. ISBN 0-415-97000-8, p. 483. [cit. 2020-07-06].
GREEN, Gary S. police brutality. In: Salinger, Lawrence M. (ed.). Encyclopedia of white-collar & corporate crime. Vol. 1. Thousand Oaks, CA; London; New Delhi : Sage Publications, 2005. ISBN 0-7619-3004-3. p. 617. [cit. 2020-07-06].