Venkateswara Rao, G. <br/><br/>
Environmental biotechnology / 
by G. Venkateswara Rao 
 - New Delhi :  Sonali Publications,  2014. 
<br/><br/><label>ISBN: </label>9788184115109 
<br/><br/><label>Subjects--Index Terms: </label>Bio Technology Biotechnology, Environmental