Engineer, A. I. o. (1975). The encyclopedia americana. Volume XXIV. American Corporation.
Chicagoスタイル(17版)引用形式Engineer, American Institute of. The Encyclopedia Americana. Volume XXIV. American Corporation, 1975.
MLA(8版)引用形式Engineer, American Institute of. The Encyclopedia Americana. Volume XXIV. American Corporation, 1975.
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