APA-referens (7:e uppl.)

Lewis, N. P. (1916). The planning of the modern city: A review of the principles governing city planning (1st ed., 2nd thousand.). John Wiley & Sons, inc.; [etc., etc.].

Chicago-referens (17:e uppl.)

Lewis, Nelson Peter. The Planning of the Modern City: A Review of the Principles Governing City Planning. 1st ed., 2nd thousand. New York: John Wiley & Sons, inc.; [etc., etc.], 1916.

MLA-referens (8:e uppl.)

Lewis, Nelson Peter. The Planning of the Modern City: A Review of the Principles Governing City Planning. 1st ed., 2nd thousand. John Wiley & Sons, inc.; [etc., etc.], 1916.