Ehrlich, Paul R.
Biology and society / Paul R. Ehrlich, Richard W. Holm, Irene L. Brown. - New York : McGraw-Hill, c1976. - ix, 564 p. : ill.
0070191476
Biology.
Biology--Social aspects.
574/E33
Biology and society / Paul R. Ehrlich, Richard W. Holm, Irene L. Brown. - New York : McGraw-Hill, c1976. - ix, 564 p. : ill.
0070191476
Biology.
Biology--Social aspects.
574/E33