Παραπομπή APA
Mann, R. (1971). The art of top management: A McKinsey anthology. New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleMann, Ronald. The Art of Top Management: A McKinsey Anthology. New York: McGraw-Hill Book Company, 1971.
Παραπομπή MLAMann, Ronald. The Art of Top Management: A McKinsey Anthology. New York: McGraw-Hill Book Company, 1971.
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