FOTH, H D. <br/><br/>
Fundamentals of soil science. 

 - 5th edi. 
 - New York.  John Wiley & Sons, Inc.  1972 
 - xi, 454p. 
<br/><br/><label>ISBN: </label>0 471 26790 2 
<br/><br/><label>Dewey Class. No.: </label>631.4