Chhatwal, G. R (Editor) <br/><br/>
Encyclopaedia of environmental pollution and its control 

 - New Delhi  Anmol Publishers  1989 
 - 6V 
<br/><br/><label>ISBN: </label> RS 3000.00, (Set of 6 vol.) 
<br/><br/><label>Source: </label> RS 3000.00, (Set of 6 vol.) 
<br/><br/><label>Dewey Class. No.: </label>304.203 ENC