Heyel, K. (1973). encyclopedia of management (2nd ed.). Van Nostrand Reinhold Company.
Chicago Edition CitationHeyel, Karl. Encyclopedia of Management. 2nd ed. New York: Van Nostrand Reinhold Company, 1973.
Cita MLAHeyel, Karl. Encyclopedia of Management. 2nd ed. Van Nostrand Reinhold Company, 1973.
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