Gaya APA

Rausch, D, O, &, M, B, C. (1970). AIME World Symposium on Mining and Mett=allurgy of Lead & Zinc Volume 1 . : Port City Press.

Gaya MLA

Rausch, Donald, O., &, Mariacher,, Burt, C.. "AIME World Symposium on Mining and Mett=allurgy of Lead & Zinc Volume 1". : Port City Press, 1970. Text.