Irvine, M., & Cadman, M. (1999). Commercially speaking: Workbook. Oxford: Oxford University Press.
シカゴスタイル引用形Irvine, Mark., , Marion Cadman. Commercially Speaking: Workbook. Oxford: Oxford University Press, 1999.
MLA引用形式Irvine, Mark., , Marion Cadman. Commercially Speaking: Workbook. Oxford: Oxford University Press, 1999.
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