O'Leary, J. (2006). Centurion principles: Battlefied lessons for frontline leaders. Dorling Kindersley.
Chicago Edition CitationO'Leary, Jeff. Centurion Principles: Battlefied Lessons for Frontline Leaders. New Delhi: Dorling Kindersley, 2006.
MLA引文O'Leary, Jeff. Centurion Principles: Battlefied Lessons for Frontline Leaders. Dorling Kindersley, 2006.
警告：這些引文格式不一定是100％准確.