APA (7. basım) Alıntı

Winpenny, J. T. (1991). Values for the environment: A guide to economic appraisal. Overseas Development Inst..

Chicago Style (17. basım) Atıf

Winpenny, James T. Values for the Environment: A Guide to Economic Appraisal. London: Overseas Development Inst., 1991.

MLA (8th ed.) Atıf

Winpenny, James T. Values for the Environment: A Guide to Economic Appraisal. Overseas Development Inst., 1991.

Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..