APA Style

Mines, U, S, D, O, T, I, B, O. (1994). Mineral Commodity Summaries 1994 . Washington D.C: United States Department of the Interior Bureau of Mines.

MLA Style

Mines, United, States, Department, Of, The, Interior, Bureau, Of. "Mineral Commodity Summaries 1994". Washington D.C: United States Department of the Interior Bureau of Mines, 1994. Teknik.