Soars, L., Falla, T., & Soars, J. (2003). New headway: Advanced : Workbook with key. Oxford: Oxford Univ. Press.
シカゴスタイル引用形Soars, Liz, Tim Falla, , John Soars. New Headway: Advanced : Workbook With Key. Oxford: Oxford Univ. Press, 2003.
MLA引用形式Soars, Liz, Tim Falla, , John Soars. New Headway: Advanced : Workbook With Key. Oxford: Oxford Univ. Press, 2003.
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