TY  - BOOK
AU  - Ehrlich,Paul R.
AU  - Ehrlich,Anne H.
AU  - Holdren,John P.
TI  - Ecoscience: population, resources, environment 
SN  - 0716705672.
AV  - HB871HB871 .E35 1977.E34
U1  - 301.32 
PY  - 1977///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Human ecology
KW  - Pollution
KW  - Population
N1  - First-2d ed. published under title: Population, resources, environment; Includes bibliographical references and indexes
ER  -