Popov, Georgil Nikolaevich. <br/><br/>
The working of mineral deposits / 
G. N. Popov ; translated from R ussian by V. Shiffer. 
 - Moscow :  Mir Publishers ,  1971 
 - 616 p. :  illus. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mining engineering.
<br/><br/><label>Dewey Class. No.: </label>622