एपीए उद्धरण

(2001). Return of the wild: The future of our natural lands. Washington: Island Press.

शिकागो स्टाइल उद्धरण

Return of the Wild: The Future of Our Natural Lands. Washington: Island Press, 2001.

एमएलए उद्धरण

Return of the Wild: The Future of Our Natural Lands. Washington: Island Press, 2001.