TY  - BOOK
AU  - Chiras, Daniel D.
TI  - Environmetal science: Action for a sustainable future
SN  - 0805310312
AV  - HC 79.E5C485 1990 
PY  - 1990///
CY  - New York
PB  - Benjamin /Cummings
KW  - Environmental policy
KW  - Environmental protection
ER  -