Greenberg, Judith E. Caves / [electronic resource] / Judith E. Greenberg and Helen H. Carey ; illustrated by Yoshi Miyake.. — Milwaukee : : Raintree Publishers,, c1990.. — 32 p. : : col. ill. ; 24 cm. - Raintree science adventures.
Анотація: Members of an expedition into a cave learn how different kinds of caves and cave formations are created in nature and what caves and cave animals are like.