658DRU 3558 Drucker, Peter F. The Essential Drucker : selections from the management works of Peter F. Drucker / Peter F. Drucker . – New York : HarperCollins, 2001. x, 358 p. ISBN 0-06-621087-9 : Rs. 717/ -. Subjects--Topical Terms: MANAGEMENT Dewey Class. No.: 658 / DRU