Thompson, L. M. <br/><br/>
Soil and soil fertility 
L. M. Thompson & F. R. Troeh 
 - 4th 
 - New Delhi  TATA McGraw-hill  1978 
 - ix, 516p.; ill.  Hbk. 
<br/><br/><label>LC Class. No.: </label>S 591. T47. 1978