International Association for Mathematical Geology. (1992). Nonrenewable Resources. Oxford University Press.
Citação do estilo Chicago (17ª ed.)International Association for Mathematical Geology. Nonrenewable Resources. New York: Oxford University Press, 1992.
Citação MLA (8ª ed.)International Association for Mathematical Geology. Nonrenewable Resources. Oxford University Press, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.