William J. O,Neil. (2004). Business Leaders &Success: 55 Top Business Leaders &How They Achieved Greatness. Tata McGraw-Hill Publishing Company LTD.
Style de citation ChicagoWilliam J. O,Neil. Business Leaders &Success: 55 Top Business Leaders &How They Achieved Greatness. New Delhi: Tata McGraw-Hill Publishing Company LTD, 2004.
Style de citation MLAWilliam J. O,Neil. Business Leaders &Success: 55 Top Business Leaders &How They Achieved Greatness. Tata McGraw-Hill Publishing Company LTD, 2004.
Attention : ces citations peuvent ne pas être correctes à 100%.