Gregory, Kenneth J.  <br/><br/>
Earth's land surface:   landforms and process in geomorphology / 
by Kenneth J. Gregory 
 - New Delhi:  Sage,  2010. 
 - x,: 348p. 
<br/><br/><label>ISBN: </label>9781848606203 
<br/><br/><label>Dewey Class. No.: </label>551.3  / GRE-E