Agarwal, S K <br/><br/>
Enviromental biotechnology 
/ by S. K. Agarwal 
 - rep. 
 - New Delhi:  APH Publishing Corporation,  2002. 
 - 389p. 
<br/><br/><label>ISBN: </label>8170249600 
<br/><br/><label>Dewey Class. No.: </label>620.8  / AGA/E