APA-čujuhus (7. p.)

FIELD, B. C., & FIELD, M. K. (2002). Environmental economics: An introduction.-- ed.3. McGraw-Hill.

Chicago-čujuhus (17. p.)

FIELD, Barry C., juo Martha K. FIELD. Environmental Economics: An Introduction.-- Ed.3. Boston: McGraw-Hill, 2002.

MLA-čujuhus (9. p.)

FIELD, Barry C., juo Martha K. FIELD. Environmental Economics: An Introduction.-- Ed.3. McGraw-Hill, 2002.

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