APA引文

Fischman, R. L. (2003). The national wildlife refuges: Coordinating a conservation system through law. Washington: Island Press.

Trích dẫn kiểu Chicago

Fischman, Robert L. The National Wildlife Refuges: Coordinating a Conservation System Through Law. Washington: Island Press, 2003.

MLA引文

Fischman, Robert L. The National Wildlife Refuges: Coordinating a Conservation System Through Law. Washington: Island Press, 2003.

警告：这些引文格式不一定是100％准确.