Waszkis, H. (1993). Mining in the Americas: Stories and history. Woodhead.
Chicagoスタイル(17版)引用形式Waszkis, Helmut. Mining in the Americas: Stories and History. Cambridge: Woodhead, 1993.
MLA(9版)引用形式Waszkis, Helmut. Mining in the Americas: Stories and History. Woodhead, 1993.
警告: この引用は必ずしも正確ではありません.