Jayal, N.D. <br/><br/>
Tropical desrtification an unseen crisis 

 - 
 -  N.A, INTACH  1990 
 - 22 
<br/><br/> 1718 
<br/><br/><label>ISBN: </label> 9 
<br/><br/><label>Dewey Class. No.: </label>628  / INT-T