Crowson, P. (1992). Minerals handbook 1994-95: Statistics and analyses of the world's minerals industry (1st edition.). Reino Unido: Palgrave Macmillan.
Citación estilo ChicagoCrowson, Phillip. Minerals Handbook 1994-95: Statistics and Analyses of the World's Minerals Industry. 1st edition. Reino Unido: Palgrave Macmillan, 1992.
Cita MLACrowson, Phillip. Minerals Handbook 1994-95: Statistics and Analyses of the World's Minerals Industry. 1st edition. Reino Unido: Palgrave Macmillan, 1992.
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