TY  - BOOK
AU  - Perman , Roger
AU  - Ma , Yue
AU  - Common , Michael
AU  - Maddison , David
AU  - McGilvray , James
TI  - Natural resource and environmental economic
SN  - 9780321417534
U1  - 333.7 
PY  - 2011///
CY  - London
PB  - Pearson
KW  - ENVIRONMENTAL ECONOMIC
KW  - NATURAL RESOURCES
ER  -