Mumford, L. (1966). The city in history: Its origins, its transformations, and its prospects. Penguin Books.
Chicago-referens (17:e uppl.)Mumford, Lewis. The City in History: Its Origins, Its Transformations, and Its Prospects. [Harmondsworth, Middlesex]: Penguin Books, 1966.
MLA-referens (9:e uppl.)Mumford, Lewis. The City in History: Its Origins, Its Transformations, and Its Prospects. Penguin Books, 1966.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.