United States. Congress. Senate. Committee on Interior and Insular Affairs. Subcommittee on Public Lands & ProQuest (Firm). (1974). Economic impact of the oil shale industry in western Colorado: Hearing, Ninety-third Congress, second session . U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Interior and Insular Affairs. Subcommittee on Public Lands and ProQuest (Firm). Economic Impact of the Oil Shale Industry in Western Colorado: Hearing, Ninety-third Congress, Second Session . Washington: U.S. Govt. Print. Off, 1974.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Interior and Insular Affairs. Subcommittee on Public Lands and ProQuest (Firm). Economic Impact of the Oil Shale Industry in Western Colorado: Hearing, Ninety-third Congress, Second Session . U.S. Govt. Print. Off, 1974.