O'Leary, J. (2006). Centurion principles: Battlefied lessons for frontline leaders. Dorling Kindersley.
シカゴスタイル引用形O'Leary, Jeff. Centurion Principles: Battlefied Lessons for Frontline Leaders. New Delhi: Dorling Kindersley, 2006.
MLA引用形式O'Leary, Jeff. Centurion Principles: Battlefied Lessons for Frontline Leaders. Dorling Kindersley, 2006.
警告: この引用は必ずしも正確ではありません.