ENGELN, O.D.von <br/><br/>
Geomorphology  : systematic and regional 
/[by] O.D.von Engeln 
 - New York  The Macmillan  1948 
 - xxii, 655 p. 
<br/><br/> Includes bibliography, index. 
<br/><br/><label>ISBN: </label>82468 
<br/><br/><label>Dewey Class. No.: </label>910.11  / ENG