Soil Chemistry / 
Bohn, Hinrich L., Brian L, Mcneal , George A. O'Connor . 
 - 3rd ed. 
 - New Delhi;  Wiley India Pvt. Ltd.  2001. 
 - xi,307 p,: 
<br/><br/><label>ISBN: </label>9788126530007 
<br/><br/><label>LC Class. No.: </label>S592  / .B63 2001