APA引文

East, W. G. (1963). The Soviet Union. Van Nostrand.

芝加哥风格引文

East, William Gordon. The Soviet Union. Princeton, N.J: Van Nostrand, 1963.

MLA引文

East, William Gordon. The Soviet Union. Van Nostrand, 1963.

警告：这些引文格式不一定是100％准确.