TY  - GEN
AU  - Perman, Roger
AU  -  McGilvray, James    
AU  - Common, Michael     
AU  - Ma Yue     
TI  - Natural resource and environmental economics
SN  - 9780273655596
U1  - 333.7 
PY  - 2003///
CY  - London
PB  - Pearson
KW  - Economics of land and energy
ER  -