Marshak, S. (2012). Earth: : portrait of a planet.Ed.4. W.W.Norton and company.
シカゴスタイル引用形Marshak, Stephen. Earth: : Portrait of a Planet.Ed.4. New York: W.W.Norton and company, 2012.
MLA引用形式Marshak, Stephen. Earth: : Portrait of a Planet.Ed.4. W.W.Norton and company, 2012.
警告: この引用は必ずしも正確ではありません.