Hill, M. (2004). understanding environmental pollution (2nd.). CUP.
Chicagoスタイル(17版)引用形式Hill, Marquita. Understanding Environmental Pollution. 2nd. Cambridge: CUP, 2004.
MLA(9版)引用形式Hill, Marquita. Understanding Environmental Pollution. 2nd. CUP, 2004.
警告: この引用は必ずしも正確ではありません.