Ehrlich, Paul R.
Population resources environment : issues in human ecology / Paul R. Ehrlich and Anne H. Ehrlich. - San Francisco, W. H. Freeman 1970 - 383 p. : illus.; 26 cm. - A Series of books in biology .
Includes bibliographical references and indexes.
0716706806
Population.--Environmental Science
Pollution.
Human ecology.
577.88
Population resources environment : issues in human ecology / Paul R. Ehrlich and Anne H. Ehrlich. - San Francisco, W. H. Freeman 1970 - 383 p. : illus.; 26 cm. - A Series of books in biology .
Includes bibliographical references and indexes.
0716706806
Population.--Environmental Science
Pollution.
Human ecology.
577.88