Hrvey, L. D. D. (2000). Global warming: The hard science. Prentice.
Lua i Stíl Chicago (17ú heag.)Hrvey, L. D Danny. Global Warming: The Hard Science. New York: Prentice, 2000.
Lua MLA (9ú heag.)Hrvey, L. D Danny. Global Warming: The Hard Science. Prentice, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.