Ehrlich, Paul R.
Population resources environment : issues in human ecology / Paul R. Ehrlich, Anne H. Ehrlich. - San Francisco, W. H. Freeman 1970. - 383 p. : ill. ; 26 cm. - A Series of books in biology .
Includes bibliographical references and index.
0716706806
Population.
Pollution.
Human ecology.
301.3 / EHP
Population resources environment : issues in human ecology / Paul R. Ehrlich, Anne H. Ehrlich. - San Francisco, W. H. Freeman 1970. - 383 p. : ill. ; 26 cm. - A Series of books in biology .
Includes bibliographical references and index.
0716706806
Population.
Pollution.
Human ecology.
301.3 / EHP