Dyfyniad APA

O'Leary, J. (2006). Centurion principles: Battlefied lessons for frontline leaders. Dorling Kindersley.

Dyfyniad Arddull Chicago

O'Leary, Jeff. Centurion Principles: Battlefied Lessons for Frontline Leaders. New Delhi: Dorling Kindersley, 2006.

Dyfyniad MLA

O'Leary, Jeff. Centurion Principles: Battlefied Lessons for Frontline Leaders. Dorling Kindersley, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.