Perkins, Dexter <br/><br/>
Mineralogy 
Dexter Perkins 
 - 2 nd ed. 
 - Islamabad :  National Book Foundation, 
 - xii, 483p. :  ill . ;  28 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineralogy
<br/><br/><label>Dewey Class. No.: </label>549 PER