Dietz, F. (1991). Environmental Policy and the Economy. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Dietz, F.J. Environmental Policy and the Economy. ELSEVIER, 1991.
Lua MLA (8ú heag.)Dietz, F.J. Environmental Policy and the Economy. ELSEVIER, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.