United States. Office of Coal, Nuclear, Electric, and Alternate Fuels. (1994). State coal profiles. Energy Information Administration, Office of Coal, Nuclear, Electric and Alternate Fuels, U.S. Dept. of Energy.
Chicago Style (17th ed.) CitationUnited States. Office of Coal, Nuclear, Electric, and Alternate Fuels. State Coal Profiles. Washington, DC: Energy Information Administration, Office of Coal, Nuclear, Electric and Alternate Fuels, U.S. Dept. of Energy, 1994.
MLA (9th ed.) CitationUnited States. Office of Coal, Nuclear, Electric, and Alternate Fuels. State Coal Profiles. Energy Information Administration, Office of Coal, Nuclear, Electric and Alternate Fuels, U.S. Dept. of Energy, 1994.
Warning: These citations may not always be 100% accurate.