Western Kentucky coal resources /
Gilbert E. Smith, Russell A. Brant.
APA Citation
Smith, G. Edwin., Brant, R. A., Kentucky Geological Survey., University of Kentucky. Institute for Mining and Minerals Research. (1978). Western Kentucky coal resources. Lexington: Kentucky Geological Survey, University of Kentucky.
MLA Citation
Smith, Gilbert Edwin, 1922-, Russell A Brant, Kentucky Geological Survey, and University of Kentucky. Institute for Mining and Minerals Research. Western Kentucky Coal Resources. Lexington: Kentucky Geological Survey, University of Kentucky, 1978.
Warning: These citations may not always be complete (especially for serials).