Minerals and rocks for industry 
Zaki Ahmad 
 - Quetta  Geological survery of Pakistan  1992 
 - xxi, 313 p. :  ill, ;  22 cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>338.2095491  / ZAK