Mollusks -- Juvenile literature

Books

Shellfish aren't fish
Fowler, Allan 
Publisher: Children's Press
ISBN10: 0516264192 ISBN13: 9780516264196 DDC: 594 LCC: QL405.2 Edition: (pbk)

Shellfish aren't fish
Fowler, Allan 
Publisher: Children's Press
ISBN10: 0516208020 ISBN13: 9780516208022 DDC: 594 LCC: QL405.2 Edition: (lib. bdg.)

Shells are skeletons
Victor, Joan Berg 
Publisher: Crowell
ISBN10: 0690010397 ISBN13: 9780690010398 DDC: 594/.04/7 LCC: QL405.2