Rowland, V. K. (1960). Managerial performance standards. New York: American Management Association.
Παραπομπή Chicago StyleRowland, Virgil K. Managerial Performance Standards. New York: American Management Association, 1960.
Παραπομπή MLARowland, Virgil K. Managerial Performance Standards. New York: American Management Association, 1960.
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