Royston, Angela <br/><br/>
What's Inside? Shells 

 - New York, USA  Dorling Kindersley Inc.  1991 
<br/><br/> Tells about different shells. 
<br/><br/><label>ISBN: </label>1-879431-10-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile Nonfiction
<br/><br/><label>Dewey Class. No.: </label>JN 594.1 ROY