Não informado. (2010). Report of the State Mineralogist. California State Mining Bureau.
Citace podle Chicago (17th ed.)Não informado. Report of the State Mineralogist. Sacramento, Calif: California State Mining Bureau, 2010.
Citace podle MLA (8th ed.)Não informado. Report of the State Mineralogist. California State Mining Bureau, 2010.
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