Thorn, Colin E. <br/><br/>
An introduction to theoretical geomorphology / 
Colin E. Thorn. 
 - Boston :  Unwin Hyman,  1988. 
 - 247 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0045511179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomorphology.