United States. Congress. Senate. Committee on Energy and Natural Resources, ProQuest (Firm), & United States. Congressional Budget Office. (1998). National Historic Trails Interpretive Center in Casper, Wyoming. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Energy and Natural Resources, ProQuest (Firm), and United States. Congressional Budget Office. National Historic Trails Interpretive Center in Casper, Wyoming. Washington: [publisher not identified], 1998.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Energy and Natural Resources, et al. National Historic Trails Interpretive Center in Casper, Wyoming. [publisher not identified], 1998.
Warning: These citations may not always be 100% accurate.