Westley, Willian A. Violence and the police : a sociological study of law, custom, and morality / William A. Westley. - Cambridge, Mass : MIT Press, c1970. - xxi, 222 p. ; ISBN: 0262230429 Subjects--Topical Terms: Police--United States.Police-community relations.Violence. Dewey Class. No.: 363.20973 / Vo