APA-referens (7:e uppl.)
Mumford, L. (1961). The city in history: Its origins,its transformations and its prospects. A Harvest Book.
Chicago-referens (17:e uppl.)
Mumford, Lewis. The City in History: Its Origins,its Transformations and Its Prospects. New York: A Harvest Book, 1961.
MLA-referens (9:e uppl.)
Mumford, Lewis. The City in History: Its Origins,its Transformations and Its Prospects. A Harvest Book, 1961.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.