Proposed development of coal resources in the Eastern Powder River Wyoming /
prepared by the Department of the Interior.
APA Citation
United States. Department of the Interior. (1979). Proposed development of coal resources in the Eastern Powder River Wyoming. Washington: Dept. of the Interior.
MLA Citation
United States. Department of the Interior. Proposed Development of Coal Resources In the Eastern Powder River Wyoming. Washington: Dept. of the Interior, 1979.
Warning: These citations may not always be complete (especially for serials).