Mumford, L. (1961). The City in history its origins, its transformatios, and its prospects. Secker and Warburg.
Chicago-čujuhus (17. p.)Mumford, Lewis. The City in History Its Origins, Its Transformatios, and Its Prospects. Londres: Secker and Warburg, 1961.
MLA-čujuhus (9. p.)Mumford, Lewis. The City in History Its Origins, Its Transformatios, and Its Prospects. Secker and Warburg, 1961.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.