Hema Batra <br/><br/>
All in One Biology CBSE Class 11th 
Hema Batra 
 -   Arihant Publications  2017 
 - 580p.  118.27 x 120.28 x 112.13 inches 
<br/><br/><label>ISBN: </label>9789311122823 
<br/><br/><label>Dewey Class. No.: </label>580  / HEM