Drucker, P. F. (1989). The new realities: In government and politics, in economics and business, in society and world view. New York: Harper & Row.
استشهاد بنمط شيكاغوDrucker, Peter F. The New Realities: In Government and Politics, in Economics and Business, in Society and World View. New York: Harper & Row, 1989.
MLA استشهادDrucker, Peter F. The New Realities: In Government and Politics, in Economics and Business, in Society and World View. New York: Harper & Row, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.