Pearce, C. L. (2010). The Drucker difference: What the Word`s greatest management thinker means to today`s business leaders. Tata McGraw Hill Publ.
Chicago-Zitierstil (17. Ausg.)Pearce, Craig L. The Drucker Difference: What the Word`s Greatest Management Thinker Means to Today`s Business Leaders. New delhi: Tata McGraw Hill Publ, 2010.
MLA-Zitierstil (9. Ausg.)Pearce, Craig L. The Drucker Difference: What the Word`s Greatest Management Thinker Means to Today`s Business Leaders. Tata McGraw Hill Publ, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.