Cita APA (7a ed.)
Park, R. E., Burgess, E. W., & McKenzie, R. D. The City: Suggestions for Investigation of Human Behavior in the Urban Environment.
Cita estilo Chicago (17a ed.)
Park, Robert Ezra, Ernest W. Burgess, y Roderick D. McKenzie. The City: Suggestions for Investigation of Human Behavior in the Urban Environment.
Cita MLA (9a ed.)
Park, Robert Ezra, et al. The City: Suggestions for Investigation of Human Behavior in the Urban Environment.
Precaución: Estas citas no son 100% exactas.