Style de citation APA (7e éd.)
Siegel, F. F. (2000). The future once happened here: New York, D.C., L.A., and the fate of America's big cities (1st paperback ed.). Encounter Books.
Style de citation Chicago (17e éd.)
Siegel, Frederick F. The Future Once Happened Here: New York, D.C., L.A., and the Fate of America's Big Cities. 1st paperback ed. San Francisco: Encounter Books, 2000.
Style de citation MLA (9e éd.)
Siegel, Frederick F. The Future Once Happened Here: New York, D.C., L.A., and the Fate of America's Big Cities. 1st paperback ed. Encounter Books, 2000.
Attention : ces citations peuvent ne pas être correctes à 100%.