Strahler, Arthur Newell. <br/><br/>
Physical geography / 
Arthur N. Strahler. 
 - 4th edition. 
 - New York :  John Wiley and Sons Incorporated,  c1975. 
 - ix, 643 pages :  illustrations (some colored) ;  28 cm. 
<br/><br/>Bibliography: p. 1-39 (3d group) 
<br/><br/><label>ISBN: </label>0471831603 
<br/><br/><label>LCCN: </label>74009994 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography.
<br/><br/><label>LC Class. No.: </label>GB56  / .S75 1975 
<br/><br/><label>Dewey Class. No.: </label>910/.02