Govindan, R. <br/><br/>
Environmental science and bio-technology / 
R. Govindan 
 - New Delhi :  Manglam,  2007 
 - vi, 309 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>8190472798 9788190472791 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection<br/>Biotechnology --Environmental aspects
<br/><br/><label>LC Class. No.: </label>TD169   / .G68 2007