TY  - BOOK
AU  - Ehrlich,Paul R.
AU  - Ehrlich,Anne H.
TI  - Population, resources, environment: issues ON INTERRELATIONS
T2  - A Series of books in biology
SN  - 0716706954
AV  - HB871 1984 
PY  - 1984///
KW  - Population
KW  - Pollution
KW  - Human ecology
N1  - Third ed. published in 1977 under title: Ecoscience
ER  -