APA

Bittner E., National Institute of Mental Health (U.S.), . (1970). Functions of police in modern society: review of background factors, current practices, and possible role models. [Washington, D.C: .

Chicago

Bittner Egon, National Institute of Mental Health (U.S.), . 1970. Functions of police in modern society: review of background factors, current practices, and possible role models. [Washington, D.C: .

Harvard

Bittner E., National Institute of Mental Health (U.S.), . (1970). Functions of police in modern society: review of background factors, current practices, and possible role models. [Washington, D.C: .

MLA

Bittner Egon, National Institute of Mental Health (U.S.), . Functions of police in modern society: review of background factors, current practices, and possible role models. [Washington, D.C: . 1970.