APA aipamena

Dietz, F. (1991). Environmental Policy and the Economy. ELSEVIER.

Chicago Style aipamena

Dietz, F.J. Environmental Policy and the Economy. ELSEVIER, 1991.

MLA aipamena

Dietz, F.J. Environmental Policy and the Economy. ELSEVIER, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.