Natural resource and environmental economics
Perman,Roger;et al.
Natural resource and environmental economics - - Longmans, London 1996 - 396 - .
20.99pound
Environmental economics-- Natural resources
363.7 PER-N
Natural resource and environmental economics - - Longmans, London 1996 - 396 - .
20.99pound
Environmental economics-- Natural resources
363.7 PER-N