Thornbury, William D. <br/><br/>
Principles of geomorphology/  
William D. Thornbury 
 - 2d ed. 
 - New Delhi:  CBS publishers,   2002. 
 - xi, 594p. :  ill. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0471861979 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomorphology
<br/><br/><label>LC Class. No.: </label>GB 55 THO 2002