APA-viite (7. p.)

Field, B. C. (2001). Natural resource economics: An introduction/Barry C. Field. McGraw-Hill.

Chicago-viite (17. p.)

Field, Barry C. Natural Resource Economics: An Introduction/Barry C. Field. McGraw-Hill, 2001.

MLA-viite (8. p.)

Field, Barry C. Natural Resource Economics: An Introduction/Barry C. Field. McGraw-Hill, 2001.

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