Marshak, S., & Prothero, D. R. (2001). Earth: Portrait of a planet. New York: Norton.
シカゴスタイル引用形Marshak, Stephen, , Donald R. Prothero. Earth: Portrait of a Planet. New York: Norton, 2001.
MLA引用形式Marshak, Stephen, , Donald R. Prothero. Earth: Portrait of a Planet. New York: Norton, 2001.
警告: この引用は必ずしも正確ではありません.