Coal mine health and safety research program.
APA Citation
United States. Bureau of Mines. (1973). Coal mine health and safety research program. [Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off..
MLA Citation
United States. Bureau of Mines. Coal Mine Health And Safety Research Program. [Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1973.
Warning: These citations may not always be complete (especially for serials).