United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on Public Lands, ProQuest (Firm), & United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation. (1970). Arches National Park, Utah: Hearings before the Subcommittees on Public Lands and National Parks and Recreation of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-first Congress. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on Public Lands, ProQuest (Firm), and United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation. Arches National Park, Utah: Hearings Before the Subcommittees on Public Lands and National Parks and Recreation of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-first Congress. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on Public Lands, et al. Arches National Park, Utah: Hearings Before the Subcommittees on Public Lands and National Parks and Recreation of the Committee on Interior and Insular Affairs, House of Representatives, Ninety-first Congress. U.S. Govt. Print. Off, 1970.