(2008). Down to Earth Nos. 16-24. Society for Environmental Communication.
Lua i Stíl Chicago (17ú heag.)Down to Earth Nos. 16-24. New Delhi: Society for Environmental Communication, 2008.
Lua MLA (9ú heag.)Down to Earth Nos. 16-24. Society for Environmental Communication, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.