Travis, M. B. (1957). Control of foreign relations in modern nations ([1st ed.].). W. W. Norton.
芝加哥风格引文Travis, Martin Bice. Control of Foreign Relations in Modern Nations. [1st ed.]. New York: W. W. Norton, 1957.
MLA引文Travis, Martin Bice. Control of Foreign Relations in Modern Nations. [1st ed.]. W. W. Norton, 1957.
警告：这些引文格式不一定是100％准确.