DRUCKER PETER F. (1995). MANAGING IN A TIME OF GREAT CHANGE. BUTTERWORTH-HEINEMANN.
Chicago Style (17. basım) AtıfDRUCKER PETER F. MANAGING IN A TIME OF GREAT CHANGE. LONDON: BUTTERWORTH-HEINEMANN, 1995.
MLA (9th ed.) AtıfDRUCKER PETER F. MANAGING IN A TIME OF GREAT CHANGE. BUTTERWORTH-HEINEMANN, 1995.
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