Rivers.
Goetz, Delia.
Rivers. Illustrated by John Kaufmann. - New York, W. Morrow [1969] - 63 p. illus. 23 cm.
A simple explanation of how rivers are formed and the ways in which they develop. Also describes some famous rivers around the world and how industrial and human pollution threaten their existence.
Rivers--Juvenile literature.
Rivers.
GB1205 / .G6
551.4/83
Rivers. Illustrated by John Kaufmann. - New York, W. Morrow [1969] - 63 p. illus. 23 cm.
A simple explanation of how rivers are formed and the ways in which they develop. Also describes some famous rivers around the world and how industrial and human pollution threaten their existence.
Rivers--Juvenile literature.
Rivers.
GB1205 / .G6
551.4/83