Christopher, R. W. (1994). Geosystems: An introduction to physical geography (2nd ed.). Macmillan.
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Chicago Style (17th ed.) Citation
Christopher, Robert W. Geosystems: An Introduction to Physical Geography. 2nd ed. New York: Macmillan, 1994.
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MLA引文
Christopher, Robert W. Geosystems: An Introduction to Physical Geography. 2nd ed. Macmillan, 1994.
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警告：這些引文格式不一定是100％准確.