TY  - BOOK
AU  - Harper,Charles L.
TI  - Environment and society: human perspectives on environmental issues 
SN  - 0136690866
U1  - 304.2/8 
PY  - 1996///
CY  - Upper Saddle River, N.J.
PB  - Prentice Hall
KW  - Human ecology
KW  - Environmental policy
KW  - Environmentalism
KW  - Ecología humana
KW  - Política ambiental
KW  - Ecologismo
ER  -