Gupta,Rajan Kumar <br/><br/>
Environmental Biotechnology:  A New Approach 
/ by Rajan Kumar Gupta 
 - New Delhi :  Daya Publishing House,  2016. 
 - xv,398p. 
<br/><br/><label>ISBN: </label>9789351247364 
<br/><br/><label>Dewey Class. No.: </label>628.52  / GUP/E