Yadav, P R & Tyagi, Rajiv  <br/><br/>
Biological Techniques 

 - New Delhi:  Discovery Publishing House,  2006. 
 - 315P., 
<br/><br/><label>ISBN: </label>8183561055 
<br/><br/><label>Dewey Class. No.: </label>572 YAD/B