Hrvey, L. D. D. (2000). Global warming: The hard science. Prentice.
Chicago-čujuhus (17. p.)Hrvey, L. D Danny. Global Warming: The Hard Science. New York: Prentice, 2000.
MLA-čujuhus (9. p.)Hrvey, L. D Danny. Global Warming: The Hard Science. Prentice, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.