Botkin, D. B., & Keller, E. A. (1998). Environmental science: Earth as a living planet (2nd ed.). New York: J. Wiley & Sons.
シカゴスタイル引用形Botkin, Daniel B., , Edward A. Keller. Environmental Science: Earth As a Living Planet. 2nd ed. New York: J. Wiley & Sons, 1998.
MLA引用形式Botkin, Daniel B., , Edward A. Keller. Environmental Science: Earth As a Living Planet. 2nd ed. New York: J. Wiley & Sons, 1998.
警告: この引用は必ずしも正確ではありません.