Synthetic liquid fuels :
annual report of the Secretary of the Interior for 1949.
part 2,
oil from oil shale.
APA Citation
United States. Bureau of Mines. (1950). Synthetic liquid fuels: annual report of the Secretary of the Interior for 1949. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines.
MLA Citation
United States. Bureau of Mines. Synthetic Liquid Fuels: Annual Report of the Secretary of the Interior for 1949. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines, 1950.
Warning: These citations may not always be complete (especially for serials).