00432nam a2200121Ia 4500 231228s9999 xx 000 0 und d eng PEA PEARCE (Craig L.)/ MACIARIELLO (Joseph A.) The Drucker Difference: What the Worlds Greatest Management Thinker Means to Todays Business Leaders New Delhi Tata McGraw-Hil Publication Company Limited . Delhi iii, 318 1064788 1064788