To conserve unimpaired : the evolution of the national park idea /

Bibliographic Details
Main Author:	Keiter, Robert B., 1946-
Corporate Author:	ebrary, Inc
Format:	eBook
Language:	English
Published:	Washington : Island Press, 2013.
Subjects:	National parks > United States > Philosophy. Nature conservation > United States > Philosophy. National parks > Government policy > United States. Electronic books.
Online Access:	Connect to the full text of this electronic book