Citazione Stile APA (7a Edizione)

Von Eckardt, W., & Gottmann, J. M. (1964). The challenge of Megalopolis, a graphic presentation of the urbanized Northeastern Seaboard of the United States. MacMillan.

Citazione stile Chigago Style (17a edizione)

Von Eckardt, Wolf, e Jean. Megapolis Gottmann. The Challenge of Megalopolis, a Graphic Presentation of the Urbanized Northeastern Seaboard of the United States. New Yorkn: MacMillan, 1964.

Citatione MLA (9a ed.)

Von Eckardt, Wolf, e Jean. Megapolis Gottmann. The Challenge of Megalopolis, a Graphic Presentation of the Urbanized Northeastern Seaboard of the United States. MacMillan, 1964.