Merkoša sitáhtat

APA-čujuhus (7. p.)
Speth, J. G. (2004). Red sky at morning: America and the crisis of the global environment. Yale University Press.
Chicago-čujuhus (17. p.)
Speth, James Gustave. Red Sky at Morning: America and the Crisis of the Global Environment. New Haven, Conn. ; London: Yale University Press, 2004.
MLA-čujuhus (9. p.)
Speth, James Gustave. Red Sky at Morning: America and the Crisis of the Global Environment. Yale University Press, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.