Não informado. (1934). Mining and metallurgy. American Institute of Mining and Metallurgical Engineers.
Chicagoスタイル(17版)引用形式Não informado. Mining and Metallurgy. New York: American Institute of Mining and Metallurgical Engineers, 1934.
MLA(8版)引用形式Não informado. Mining and Metallurgy. American Institute of Mining and Metallurgical Engineers, 1934.
警告: この引用は必ずしも正確ではありません.