Jerry L Holechek ... [et al.]. (2000). Natural resources: Ecology,economics, and policy. Upper Saddle River, NJ: Prentice Hall.
Chicago-tyylinen lähdeviittausJerry L Holechek ... [et al.]. Natural Resources: Ecology,economics, and Policy. Upper Saddle River, NJ: Prentice Hall, 2000.
MLA-viiteJerry L Holechek ... [et al.]. Natural Resources: Ecology,economics, and Policy. Upper Saddle River, NJ: Prentice Hall, 2000.
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