(1965). The American economic system... and your part in it. New York: United Feature Syndicate, Inc.
Παραπομπή Chicago StyleThe American Economic System... and Your Part in It. New York: United Feature Syndicate, Inc, 1965.
Παραπομπή MLAThe American Economic System... and Your Part in It. New York: United Feature Syndicate, Inc, 1965.
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