Strahler, Alan. <br/><br/>
Modern physical geography / 
by Alan H. Strahler and Arthur N. Strahler. 
 - 3rd ed. 
 - New York :  John Wiley,  1987. 
 - xxii, 544 p. 
<br/><br/><label>ISBN: </label>0471856096 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography.
<br/><br/><label>LC Class. No.: </label>GB54.5  / .S77 1987