Invisible World : the digestive system /
- New Delhi : Sterling Press.
- 31 p. ; ill. col. ; 28 cm. :
1. Gastrointestinal system--Physiology--Juvenile literature. 2. Digestive organs--Physiology--Juvenile literature. 3. Digestive system. 4. The Invisible world.
9788178626819
QP 145 / .D572
REF 612.320 / D56 200