United States. Congress. Senate. Committee on Energy and Natural Resources, ProQuest (Firm), & United States. Congressional Budget Office. (1997). Steffens Family Estate. [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. Steffens Family Estate. Washington: [publisher not identified], 1997.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Energy and Natural Resources, et al. Steffens Family Estate. [publisher not identified], 1997.
Warning: These citations may not always be 100% accurate.