Não informado. (2002). California Journal of Mines and Geology. State of California, Department of Natural Resources, Division of Mines.
Style de citation Chicago (17e éd.)Não informado. California Journal of Mines and Geology. San Francisco, Calif: State of California, Department of Natural Resources, Division of Mines, 2002.
Style de citation MLA (8e éd.)Não informado. California Journal of Mines and Geology. State of California, Department of Natural Resources, Division of Mines, 2002.
Attention : ces citations peuvent ne pas être correctes à 100%.