(2005). Freshwater ecoregions: A conservation assessment. Washington: Island Press.
シカゴスタイル引用形Freshwater Ecoregions: A Conservation Assessment. Washington: Island Press, 2005.
MLA引用形式Freshwater Ecoregions: A Conservation Assessment. Washington: Island Press, 2005.
警告: この引用は必ずしも正確ではありません.