Heyel, C. (1958). Appraising executive performance. American Management Association.
Chicago ZitierstilHeyel, Carl. Appraising Executive Performance. New York: American Management Association, 1958.
MLA ZitierstilHeyel, Carl. Appraising Executive Performance. American Management Association, 1958.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.