WATT, D. C. (1969). Contemporary history in Europe. George Allen and Unwin.
Chicagoスタイル(17版)引用形式WATT, Donald Cameron. Contemporary History in Europe. London: George Allen and Unwin, 1969.
MLA(9版)引用形式WATT, Donald Cameron. Contemporary History in Europe. George Allen and Unwin, 1969.
警告: この引用は必ずしも正確ではありません.