Palmer, A. (1974). Age of optimism (Revised and expanded edition.). Newsweek Books.
Čikaški stil citiranja (17. izdanje)Palmer, Alan. Age of Optimism. Revised and expanded edition. New York: Newsweek Books, 1974.
MLA način citiranja (9. izdanje)Palmer, Alan. Age of Optimism. Revised and expanded edition. Newsweek Books, 1974.
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