APA (7th ed.) Citation

Park, R. E., Burgess, E. W., & McKenzie, R. D. (1967). The city. University of Chicago Press.

Chicago Style (17th ed.) Citation

Park, Robert Ezra, Ernest Watson Burgess, and Roderick Dunkan McKenzie. The City. Chicago: University of Chicago Press, 1967.

MLA (9th ed.) Citation

Park, Robert Ezra, et al. The City. University of Chicago Press, 1967.