Cunningham, W. P. (2006). Principles of environmental science inquiry and applications. McGraw-Hill.
Chicagoスタイル(17版)引用形式Cunningham, William P. Principles of Environmental Science Inquiry and Applications. McGraw-Hill, 2006.
MLA(8版)引用形式Cunningham, William P. Principles of Environmental Science Inquiry and Applications. McGraw-Hill, 2006.
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