Cita APA (7a ed.)

Não informado. (2020). Press Bulletin. State of California, Department of Natural Resources, Division of Mines.

Cita Chicago Style (17a ed.)

Não informado. Press Bulletin. San Francisco, Calif: State of California, Department of Natural Resources, Division of Mines, 2020.

Cita MLA (8a ed.)

Não informado. Press Bulletin. State of California, Department of Natural Resources, Division of Mines, 2020.

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