Field, B. C., & Field, M. K. (2009). Environmental economics : an introduction / Barry C. Field, Martha K. Field: An introduction (5th ed.). McGraw-Hill Irwin.
Chicago Style (17th ed.) CitationField, Barry C., and Martha K. Field. Environmental Economics : An Introduction / Barry C. Field, Martha K. Field: An Introduction. 5th ed. New York ; London: McGraw-Hill Irwin, 2009.
MLA (9th ed.) CitationField, Barry C., and Martha K. Field. Environmental Economics : An Introduction / Barry C. Field, Martha K. Field: An Introduction. 5th ed. McGraw-Hill Irwin, 2009.
Warning: These citations may not always be 100% accurate.