APA (7th ed.) Citation

Lanning, M. L. (2005). Mercenaries: Soldiers of fortune, from Ancient Greece to today's Private Military companies. Ballantine Books.

Chicago Style (17th ed.) Citation

Lanning, Michael Lee. Mercenaries: Soldiers of Fortune, from Ancient Greece to Today's Private Military Companies. New York: Ballantine Books, 2005.

MLA (9th ed.) Citation

Lanning, Michael Lee. Mercenaries: Soldiers of Fortune, from Ancient Greece to Today's Private Military Companies. Ballantine Books, 2005.