Percy, S. (2007). Mercenaries: The History of a Norm in International Relations. Oxford University Press.
Chicagoスタイル(17版)引用形式Percy, S. Mercenaries: The History of a Norm in International Relations. Oxford University Press, 2007.
MLA(9版)引用形式Percy, S. Mercenaries: The History of a Norm in International Relations. Oxford University Press, 2007.
警告: この引用は必ずしも正確ではありません.