Srivastava, H N <br/><br/>
Algea 

 - 10th 
 - Jalandhar  Pradeep Publ.  2004 
 - 244p. 
<br/><br/><label>ISBN: </label> RS 160.00 
<br/><br/><label>Dewey Class. No.: </label>580 SRI,H N