Hughes, B. (1993). International futures: Choices in the creation of a new world order. Westview Press.
Chicagoスタイル(17版)引用形式Hughes, Barry. International Futures: Choices in the Creation of a New World Order. Boulder, Colorado: Westview Press, 1993.
MLA(9版)引用形式Hughes, Barry. International Futures: Choices in the Creation of a New World Order. Westview Press, 1993.
警告: この引用は必ずしも正確ではありません.