International Association of Geochemistry and Cosmochemistry & Siegel, F. R. (1979). Review of research on modern problems in geochemistry. Unesco.
Citação norma ChicagoInternational Association of Geochemistry and Cosmochemistry and Frederic R. Siegel. Review of Research on Modern Problems in Geochemistry. Paris: Unesco, 1979.
Citação norma MLAInternational Association of Geochemistry and Cosmochemistry and Frederic R. Siegel. Review of Research on Modern Problems in Geochemistry. Unesco, 1979.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.