KOTPAL (R L). <br/><br/>
Zoology phylum-2: Porifera. 

 - 
 - Meerut  Rastogi Publications,  1998 
 - viii,128 
<br/><br/><label>ISBN: </label>8171333524 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Porifera<br/><br/>
<br/><br/><label>Dewey Class. No.: </label>591 KOTZ