Park, R. E., Burgess, E. W., MacKenzie, R. D., & Janowitz, M. (1997). The City: [Suggestions for investigation of human behavior in the urban environment] / Robert E. Park ; Ernest W. Burgess ; Roderick D. McKenzie. With an Introd. by Morris Janowitz. The Univ. of Chicago Press.

Park, Robert E., Ernest W. Burgess, Roderick D. MacKenzie, and Morris Janowitz. The City: [Suggestions for Investigation of Human Behavior in the Urban Environment] / Robert E. Park ; Ernest W. Burgess ; Roderick D. McKenzie. With an Introd. by Morris Janowitz. Chicago ; London: The Univ. of Chicago Press, 1997.

Park, Robert E., et al. The City: [Suggestions for Investigation of Human Behavior in the Urban Environment] / Robert E. Park ; Ernest W. Burgess ; Roderick D. McKenzie. With an Introd. by Morris Janowitz. The Univ. of Chicago Press, 1997.