United States. National Park Service & United States. National Park Service. (1998). General management plan overview: Glacier National Park : Waterton-Glacier International Peace Park, a world heritage site. [U.S. Department of the Interior, National Park Service].
Chicago Style (17th ed.) CitationUnited States. National Park Service and United States. National Park Service. General Management Plan Overview: Glacier National Park : Waterton-Glacier International Peace Park, a World Heritage Site. [West Glacier, Mont.?]: [U.S. Department of the Interior, National Park Service], 1998.
MLA (9th ed.) CitationUnited States. National Park Service and United States. National Park Service. General Management Plan Overview: Glacier National Park : Waterton-Glacier International Peace Park, a World Heritage Site. [U.S. Department of the Interior, National Park Service], 1998.