Drucker, P. F. (1989). The new realities: In government and politics, in economics and business, in society and world view. New York: Harper & Row.
Style de citation ChicagoDrucker, Peter F. The New Realities: In Government and Politics, in Economics and Business, in Society and World View. New York: Harper & Row, 1989.
Style de citation MLADrucker, Peter F. The New Realities: In Government and Politics, in Economics and Business, in Society and World View. New York: Harper & Row, 1989.
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