Advancing coal mining technology research, development, and demonstration in fiscal year 1977 /
by staff, Division of Mining Research - Resources.
APA Citation
United States. Bureau of Mines. (1977). Advancing coal mining technology research, development, and demonstration in fiscal year 1977. Washington: Dept. of the Interior, Bureau of Mines.
MLA Citation
United States. Bureau of Mines. Advancing Coal Mining Technology Research, Development, And Demonstration In Fiscal Year 1977. Washington: Dept. of the Interior, Bureau of Mines, 1977.
Warning: These citations may not always be complete (especially for serials).