Animals with shells.  [book] 

 - London :  Macdonald Educational,  c1973. 
 - 30 p. :  ill. 
 - Macdonald first library .
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0356046176 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mollusks.<br/>Crustacea.<br/>Shellfish.