@ARTICLE{Bittner1967, author = "Egon Bittner", keywords = "EMCA, Police", journal = "American Sociological Review", number = "5", pages = "699–715", title = "The police on skid row: A study of peacekeeping", url = "http://www.jstor.org/stable/2092019", volume = "32", year = "1967", }