AGGARWAL (Sarita). <br/><br/>
Text book of biology. P2. 

 - N D  Vikas publishing house pvt ltd  1995 
 - xvi,788 
<br/><br/><label>ISBN: </label>81 259 0111 6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>N C E R T I IPUC CBSE
<br/><br/><label>Dewey Class. No.: </label>574 AGGT