Corrales, A. J. (1975). Changes in the U. S. iron ore market shares held by Canada, Venezuela, and U. S. Great Lakes Region, 1950-1973. s.n.
Chicagoスタイル(17版)引用形式Corrales, Augusto J. Changes in the U. S. Iron Ore Market Shares Held by Canada, Venezuela, and U. S. Great Lakes Region, 1950-1973. s.l: s.n, 1975.
MLA(9版)引用形式Corrales, Augusto J. Changes in the U. S. Iron Ore Market Shares Held by Canada, Venezuela, and U. S. Great Lakes Region, 1950-1973. s.n, 1975.
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