United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation & ProQuest (Firm). (1970). National historic preservation act amendments: Hearing, Ninety-first Congress, second session, on H.R. 14896, January 29, 1970. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation and ProQuest (Firm). National Historic Preservation Act Amendments: Hearing, Ninety-first Congress, Second Session, on H.R. 14896, January 29, 1970. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Recreation and ProQuest (Firm). National Historic Preservation Act Amendments: Hearing, Ninety-first Congress, Second Session, on H.R. 14896, January 29, 1970. U.S. Govt. Print. Off, 1970.