Webb, J. E. <br/><br/>
Guide to invertebrate animal 
by J. E. Webb 
 - 2nd ed. 
 - London :  English Language Book Society,  1983 
 - 305 p. 
<br/><br/><label>ISBN: </label>0333239954 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>592  / W3651