Hurley, W. D. (1971). Environmental legislation. Charles C. Thomas.
シカゴスタイル引用形Hurley, William D. Environmental Legislation. Illinois: Charles C. Thomas, 1971.
MLA引用形式Hurley, William D. Environmental Legislation. Charles C. Thomas, 1971.
警告: この引用は必ずしも正確ではありません.