Perman, R., Ma, Y., McGilvray, J., & Common, M. (2003). Natural resource and environmental economics (Third edition.). Pearson Education.
Chicago Style (17. basım) AtıfPerman, Roger, Yue Ma, James McGilvray, ve Michael Common. Natural Resource and Environmental Economics. Third edition. New York: Pearson Education, 2003.
MLA (8th ed.) AtıfPerman, Roger, et al. Natural Resource and Environmental Economics. Third edition. Pearson Education, 2003.
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