Gregory K J Ed. <br/><br/>
River channel changes 
Gregory K J Ed. 
 - New York  John Wiley U S A       1977 
 - xiii,448p.  cm. 
<br/><br/> British Geomorphological Research Group 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomorphology
<br/><br/><label>Dewey Class. No.: </label>U216, L7