Dixon, J. A., & Sherman, P. B. (1990). Economics of protected areas: A new look at benefits and costs. Washington, D. C.: Island.
Chicago Style CitationDixon, John A., and Paul B. Sherman. Economics of Protected Areas: A New Look At Benefits and Costs. Washington, D. C.: Island, 1990.
MLA CitationDixon, John A., and Paul B. Sherman. Economics of Protected Areas: A New Look At Benefits and Costs. Washington, D. C.: Island, 1990.
Warning: These citations may not always be 100% accurate.