TY  - BOOK
AU  - Neher,Philip A.
TI  - Natural resource economics: convervation and exploitation 
SN  - 0521323584
AV  - HC59 .N382 1990
U1  - 333.7 
PY  - 1990///
CY  - New York
PB  - Cambridge University
KW  - Natural resources
KW  - management Environmental policy
ER  -