J Hartwick and N Olewiler       The Economics of Natural Resource Use (recommended key text)
P Neher                                 NaturalResource Economics: Conservation and Exploitation
C Clark and JConrad              Natural Resource Economics: Notes and Problems
P Dasgupta and GHeal          Economic Theory and Exhaustible Resources
P Dasgupta                            TheControl of Resources
G Cornelis and GVan Kooten The Economics of Nature: Managing Biological Assets.

这六本书 有人有电子版么？

本人急切需要啊~有的话希望能够共享出来~谢谢大家