Boky, B. <br/><br/>
Mining/ 
B.Boky 
 - Moscow:  Mir Publishers,  c1967. 
 - 753 p.:  22 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><br/>English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mining
<br/><br/><label>Dewey Class. No.: </label>622/BOM