NCERT, <br/><br/>
Biology :Textbook for Class XI 

 - New Delhi  Publication Deptt, NCERT  2009 
 - 342  PBK 
<br/><br/><label>ISBN: </label>8174504963  125 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574  / BIO