TY  - BOOK
AU  - Kula,Erhun
TI  - Economics of natural resources and the environment
SN  - 0412363305
AV  - HC21 .K887 1994
U1  - 333.7 
PY  - 1994///
CY  - London, New York
PB  - Chapman & Hall
KW  - Natural resources
KW  - Mathematical models
KW  - Environmental economics
ER  -