Maliwal, G.L. <br/><br/>
Handbook of environmental management 
/ by G.L. Maliwal 
 - 1st ed. 
 - Udaipur:  Agrotech Publishing Academy,  2006. 
 - 808p. 
<br/><br/><label>Dewey Class. No.: </label>333.7  / MAL/H