Christianson, G. (1999). Greenhouse: The 200 years story of gobal warming. Universities Press.
Chicago-čujuhus (17. p.)Christianson, Gale. Greenhouse: The 200 Years Story of Gobal Warming. Hyderabad: Universities Press, 1999.
MLA-čujuhus (9. p.)Christianson, Gale. Greenhouse: The 200 Years Story of Gobal Warming. Universities Press, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.