United States Department of the Interior. Bureau of Mines & McCulloch, C. M. (1975). Measuring the methane content of bituminous coalbeds. U.S. Dept. of the Interior.
Chicago Style (17th ed.) CitationUnited States Department of the Interior. Bureau of Mines and C. M. McCulloch. Measuring the Methane Content of Bituminous Coalbeds. [Washington, D.C.]: U.S. Dept. of the Interior, 1975.
MLA (9th ed.) CitationUnited States Department of the Interior. Bureau of Mines and C. M. McCulloch. Measuring the Methane Content of Bituminous Coalbeds. U.S. Dept. of the Interior, 1975.
Warning: These citations may not always be 100% accurate.