Robson, W. (1995). The twentieth-century world. Oxford University Press.
Chicagoスタイル(17版)引用形式Robson, Walter. The Twentieth-century World. Oxford: Oxford University Press, 1995.
MLA(9版)引用形式Robson, Walter. The Twentieth-century World. Oxford University Press, 1995.
警告: この引用は必ずしも正確ではありません.