TY  - GEN
AU  - Ehrlich, Paul R
AU  - Brown, Irene L
AU  - Holm, Richard W
TI  - Biology and society
SN  - 0070191476
U1  - 574 
PY  - 1976///
CY  - New York
PB  - McGraw-Hill
KW  - LIFE SCIENCE
ER  -