Cunnigham William P. (2005). Environmental science: A global concern. McGraw Hill.
シカゴスタイル引用形Cunnigham William P. Environmental Science: A Global Concern. London: McGraw Hill, 2005.
MLA引用形式Cunnigham William P. Environmental Science: A Global Concern. McGraw Hill, 2005.
警告: この引用は必ずしも正確ではありません.