G.W. Tyrrell <br/><br/>
The principles of petrology/ 

 - New Delhi  B.I. Publications pvt. ltd  1998 
 - 348 p.:  18 cm. 
<br/><br/><label>ISBN: </label>81722540177 
<br/><br/><label>Dewey Class. No.: </label>552  / TYP 1998