Degradation of the national parks
Subtitle: hearings before a Subcommittee of the Committee on Government Operations, House of Representatives, Ninety-fourth Congress, first and second sessions, December 4, 1975, January 30, and April 7, 1976.
Publisher: U.S. Govt. Print. Off.
Published: 1976
Place of publication: Washington
Language: eng
Number of pages: 314
Subjects: National parks and reserves -- United States.