Rigby, Susan.
Caves /
by Susan Rigby ; illustrated by Robert Burns ... [et al.].
- Mahwah, N.J. : Troll Associates, c1993.
- p. cm.
- Our planet .
Examines the formation, ecology, and folklore of caves.
081672749X : 0816727503 (pbk.) :
91045082 /AC
Caves--Juvenile literature.
Caves.
GB601.2 / .R39 1993
551.4/47