Hammer, D. A. (1991). Creating freshwater wetlands. Lewis Publishers.
シカゴスタイル引用形Hammer, Donald A. Creating Freshwater Wetlands. London: Lewis Publishers, 1991.
MLA引用形式Hammer, Donald A. Creating Freshwater Wetlands. Lewis Publishers, 1991.
警告: この引用は必ずしも正確ではありません.