Mercenaries the history of a norm in international relations - Percy, Sarah V. (Sarah Virginia), 1977- (Oxford : Oxford University Press, 2007)
Includes bibliographical references and index.
Keywords: Mercenary troops -- Moral and ethical aspects; Mercenary troops -- Legal status, laws, etc; Mercenary troops -- History; International relations -- Moral and ethical aspects; Foreign enlistment -- History; War -- Moral and ethical aspects