Παραπομπή APA

(1957). Proceedings of the American Municipal Congress 1957: Human needs in the changing city. Washington, D.C: American Municipal Association.

Παραπομπή Chicago Style

Proceedings of the American Municipal Congress 1957: Human Needs in the Changing City. Washington, D.C: American Municipal Association, 1957.

Παραπομπή MLA

Proceedings of the American Municipal Congress 1957: Human Needs in the Changing City. Washington, D.C: American Municipal Association, 1957.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.