Não informado. (2020). Bulletin of the American Institute of Mining Engineers. American Institute of Mining Engineers.
Chicagoスタイル(17版)引用形式Não informado. Bulletin of the American Institute of Mining Engineers. New York: American Institute of Mining Engineers, 2020.
MLA(8版)引用形式Não informado. Bulletin of the American Institute of Mining Engineers. American Institute of Mining Engineers, 2020.
警告: この引用は必ずしも正確ではありません.