.Conrad, J. M., & .Clark, C. W. (1987). Natural resource economics: Notes and problems. Cambridge University Press.
Citación estilo Chicago.Conrad, Jon M., and Colin W. .Clark. Natural Resource Economics: Notes and Problems. [Cambridge [Cambridgeshire ; New York: Cambridge University Press, 1987.
Cita MLA.Conrad, Jon M., and Colin W. .Clark. Natural Resource Economics: Notes and Problems. Cambridge University Press, 1987.
Warning: These citations may not always be 100% accurate.