Worcester, Philip G. <br/><br/>
A textbook of geomorphology 

 - 2a ed. 
 - Princeton, NJ  D. Van Nostrand Company  1964 
 - 584 p.  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOMORFOLOGÍA
<br/><br/><label>Universal Decimal Class. No.: </label>551.4/W88