APA (7 वां संस्करण) प्रशस्ति पत्र

Não informado. (2020). Monthly Chapter of Report ... of the State Mineralogist Covering Mining in California and the Activities of the State Mining Bureau. California State Mining Bureau.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Não informado. Monthly Chapter of Report ... of the State Mineralogist Covering Mining in California and the Activities of the State Mining Bureau. Sacramento, Calif: California State Mining Bureau, 2020.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Não informado. Monthly Chapter of Report ... of the State Mineralogist Covering Mining in California and the Activities of the State Mining Bureau. California State Mining Bureau, 2020.

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