Ehrlich, Paul R.
Population resources environment; issues in human ecology - San Francisco, W. H. Freeman [1970] - 383 p. illus. 26 cm. - A Series of books in biology .
Third ed. published in 1977 under title: Ecoscience.
0716706806
Population.
Pollution.
Human ecology.
301 SAN 1970 A077 Or.
Population resources environment; issues in human ecology - San Francisco, W. H. Freeman [1970] - 383 p. illus. 26 cm. - A Series of books in biology .
Third ed. published in 1977 under title: Ecoscience.
0716706806
Population.
Pollution.
Human ecology.
301 SAN 1970 A077 Or.