Twidale, C. R <br/><br/>
Analysis of landforms / 
C.R. Twidale 
 - New York :  John Wiley & Sons,  1976 
 - 572 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0471894656 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomorphology