Arnold, F. S. (1995). Economic analysis of environmental policy and regulation. Wiley.
Lua i Stíl Chicago (17ú heag.)Arnold, Frank S. Economic Analysis of Environmental Policy and Regulation. New York: Wiley, 1995.
Lua MLA (9ú heag.)Arnold, Frank S. Economic Analysis of Environmental Policy and Regulation. Wiley, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.