Man and the ecosphere readings from Scientific American
Ehrlich, Paul R.
Man and the ecosphere readings from Scientific American with commentaries by Paul R. Ehrlich, John P. Holdren, Richard W. Holm - San Francisco W. H. Freeman [1971] - viii, 307 p illus. (part col.), maps (part col.) 29 cm
Human ecology--Collections
301.3 / 1 / 08
Man and the ecosphere readings from Scientific American with commentaries by Paul R. Ehrlich, John P. Holdren, Richard W. Holm - San Francisco W. H. Freeman [1971] - viii, 307 p illus. (part col.), maps (part col.) 29 cm
Human ecology--Collections
301.3 / 1 / 08