Houghton, J. (1996). Climate change 1995: The science of climate change. U.Pr..
Cita Chicago (17th ed.)Houghton, J.T. Climate Change 1995: The Science of Climate Change. Cambridge: U.Pr., 1996.
Cita MLA (9th ed.)Houghton, J.T. Climate Change 1995: The Science of Climate Change. U.Pr., 1996.
Atenció: Aquestes cites poden no estar 100% correctes.