William J. O,Neil. (2004). Business Leaders &Success: 55 Top Business Leaders &How They Achieved Greatness. Tata McGraw-Hill Publishing Company LTD.
シカゴスタイル引用形William J. O,Neil. Business Leaders &Success: 55 Top Business Leaders &How They Achieved Greatness. New Delhi: Tata McGraw-Hill Publishing Company LTD, 2004.
MLA引用形式William J. O,Neil. Business Leaders &Success: 55 Top Business Leaders &How They Achieved Greatness. Tata McGraw-Hill Publishing Company LTD, 2004.
警告: この引用は必ずしも正確ではありません.