APA (7e ed.) Bronvermelding
Speth, J. G. (2004). Red sky at morning: America and the crisis of the global environment. Yale University Press.
Chicago (17e ed.) Bronvermelding
Speth, James Gustave. Red Sky at Morning: America and the Crisis of the Global Environment. New Haven, Conn. ; London: Yale University Press, 2004.
MLA (9e ed.) Bronvermelding
Speth, James Gustave. Red Sky at Morning: America and the Crisis of the Global Environment. Yale University Press, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.