Botkin, D. B., & Keller, E. A. (2000). Environmental science : earth as a living planet: : 3rd ed (3rd ed.). John Wiley.
シカゴスタイル引用形Botkin, Daniel B., , Edward A. Keller. Environmental Science : Earth as a Living Planet: : 3rd Ed. 3rd ed. New York: John Wiley, 2000.
MLA引用形式Botkin, Daniel B., , Edward A. Keller. Environmental Science : Earth as a Living Planet: : 3rd Ed. 3rd ed. John Wiley, 2000.
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