Fischman, R. L. (2003). The national wildlife refuges: Coordinating a conservation system through law. Washington: Island Press.
シカゴスタイル引用形Fischman, Robert L. The National Wildlife Refuges: Coordinating a Conservation System Through Law. Washington: Island Press, 2003.
MLA引用形式Fischman, Robert L. The National Wildlife Refuges: Coordinating a Conservation System Through Law. Washington: Island Press, 2003.
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