Howe, C. W. (1979). Natural resource economics: Issues, analysis, and policy. Wiley.
Chicago-viite (17. p.)Howe, Charles W. Natural Resource Economics: Issues, Analysis, and Policy. New York: Wiley, 1979.
MLA-viite (8. p.)Howe, Charles W. Natural Resource Economics: Issues, Analysis, and Policy. Wiley, 1979.
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