Não informado. (2020). Mining Engineering. Society for Mining, Metallurgy and Exploration.
Chicagoスタイル(17版)引用形式Não informado. Mining Engineering. Littleton, Colo: Society for Mining, Metallurgy and Exploration, 2020.
MLA(8版)引用形式Não informado. Mining Engineering. Society for Mining, Metallurgy and Exploration, 2020.
警告: この引用は必ずしも正確ではありません.