Kent E. Portney. Controversial Issues In Environmental Policy: Science vs. Economics vs. Politics. SAGE.
Lua i Stíl Chicago (17ú heag.)Kent E. Portney. Controversial Issues In Environmental Policy: Science Vs. Economics Vs. Politics. SAGE.
Lua MLA (8ú heag.)Kent E. Portney. Controversial Issues In Environmental Policy: Science Vs. Economics Vs. Politics. SAGE.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.