Sprung, Julian <br/><br/>
Invertebrates : A Quick Reference Guide 

 - Amarica,  Recordea Publishing,  2001, 
 - 238p.  ill.  23cm. 
<br/><br/><label>ISBN: </label>9781883693008 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oceanography<br/>Sponges
<br/><br/><label>Dewey Class. No.: </label>557.46.592  / SPR