Population, resources, environment;

Ehrlich, Paul R.

Population, resources, environment; issues in human ecology/ Paul R. Ehrlich Anne H. Ehrlich. - 2nd ed. - San Francisco : W. H. Freeman, 1972. - xiv, 509 p. ill. 27 cm. - A Series of books in biology. . - Series of books in biology. .

[Third ed. published in 1977 under title: Ecoscience.]

Includes bibliographies.

0716706954 (pbk.)


Population.
Pollution.
Human ecology.

HB871 EHR