Sokaski, Michael <br/><br/>
Field inventory of mineral resources blackfeet Indians reservation, Montana / 
by Michael Sokaski [and] Roger Hughes 
 - Washington, D.C. :  U.S. Government Printing Office,  1981 
 - iv, 62 p. :  map. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mines and mineral resources--Environmental aspects<br/>Environmental impact analysis
<br/><br/><label>Dewey Class. No.: </label>333.76514