Drucker,Peter F. (1977). People and Performance: Best of Peter Drucker on Management. allied.
Dyfyniad Arddull ChicagoDrucker,Peter F. People and Performance: Best of Peter Drucker on Management. new delhi: allied, 1977.
Dyfyniad MLADrucker,Peter F. People and Performance: Best of Peter Drucker on Management. allied, 1977.
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