Ehrlich,, Paul R. Population, resources, environment : issues in human ecology / Paul R. Ehrlich, Anne H. Ehrlich

Population, resources, environment : issues in human ecology / Paul R. Ehrlich, Anne H. Ehrlich . - 2nd ed . - San Francisco : W. H. Freeman and Company, cop. 1972 . - 509 p. : il. 26 cm
0-7167-0695-4 (Encadernado)

577.4