Yadav, P. R. <br/><br/>
Environmental biotechnology 
/ by P.R. Yadav 
 - New Delhi  Discovery Publishing house  2006 
 - 302p. 
<br/><br/><label>ISBN: </label>8183560717 
<br/><br/><label>Dewey Class. No.: </label>628.52  / YAD/E