Παραπομπή σε μορφή APA (7η εκδ.)

National Municipal League. Committee on Metropolitan Government & Studenski, P. (1930). The government of metropolitan areas in the United States. National municipal league.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Municipal League. Committee on Metropolitan Government και Paul Studenski. The Government of Metropolitan Areas in the United States. New York: National municipal league, 1930.

Παραπομπή σε μορφή MLA (8th εκδ.)

National Municipal League. Committee on Metropolitan Government και Paul Studenski. The Government of Metropolitan Areas in the United States. National municipal league, 1930.