Christman, R. F.

The Natural environment : wastes and control / [by] R. F. Christman [and others] - Rev. ed. - Pacific Palisades, Calif. : Goodyear Pub. Co., 1974 - 244 p. : illus. ; 24 cm.

Includes bibliographical references.

0876206119


Ecology.
Pollution.
Environmental protection.
Environmental policy.

301.31 / CHR