Hughes, B. (1993). International futures: Choices in the creation of a new world order. Westview Press.
芝加哥风格引文Hughes, Barry. International Futures: Choices in the Creation of a New World Order. Boulder, Colorado: Westview Press, 1993.
MLA引文Hughes, Barry. International Futures: Choices in the Creation of a New World Order. Westview Press, 1993.
警告：这些引文格式不一定是100％准确.