Williams, G. L., & Williams, A. L. (1974). Crisis in European defence: The next ten years. St. Martin's Press.
Chicagoスタイル(17版)引用形式Williams, Geofrey Lee, , Alan Lee Williams. Crisis in European Defence: The Next Ten Years. New York: St. Martin's Press, 1974.
MLA(9版)引用形式Williams, Geofrey Lee, , Alan Lee Williams. Crisis in European Defence: The Next Ten Years. St. Martin's Press, 1974.
警告: この引用は必ずしも正確ではありません.