Thornbury,William D., <br/><br/>
Principles of geomorphology 
by William D. Thornbury 
 - 2nd ed. 
 - New Delhi  CBS Publisher  2004 
 - 594p.:  22 cm. 
<br/><br/><label>ISBN: </label>9788123908113 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography<br/>Geomorphology
<br/><br/><label>Dewey Class. No.: </label>551.4