APA aipamena

(2010).  Beyond naturalness: Rethinking park and wilderness stewardship in an era of rapid change.  Island Press.

Chicago Style aipamena

 Beyond Naturalness: Rethinking Park and Wilderness Stewardship in an Era of Rapid Change.  Island Press, 2010.

MLA aipamena

 Beyond Naturalness: Rethinking Park and Wilderness Stewardship in an Era of Rapid Change.  Island Press, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.