Copeland, M. T. (1917). The cotton manufacturing industry of the United States. Cambridge: Harvard university.
シカゴスタイル引用形Copeland, Melvin Thomas. The Cotton Manufacturing Industry of the United States. Cambridge: Harvard university, 1917.
MLA引用形式Copeland, Melvin Thomas. The Cotton Manufacturing Industry of the United States. Cambridge: Harvard university, 1917.
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