Proposed Colorado River management plan, Grand Canyon National Park, Arizona
Subtitle: final environmental statement
By: prepared by Grand Canyon National Park, National Park Service, Department of the Interior.
Contributors: United States. National Park Service. Western Regional Office.; Grand Canyon National Park.
Publisher: U.S. Dept. of the Interior, National Park Service, Western Region
Published: 1979
Place of publication: [San Francisco]
Language: eng
Number of pages: 358
Subjects: Forest management -- Environmental aspects -- Arizona -- Grand Canyon National Park.; Colorado River (Colo.-Mexico); Grand Canyon National Park (Ariz.)
Notes: "FES 79-30."

Includes bibliographical references.