Falla T. Tim, Soars L. Liz, & Soars J. John. (2009). New Headway English Course. Beginner: Workbook with key. Oxford, Oxford University Press, 2009.
Chicagoスタイル(17版)引用形式Falla T. Tim, Soars L. Liz, , Soars J. John. New Headway English Course. Beginner: Workbook with Key. Oxford, Oxford University Press, 2009, 2009.
MLA(9版)引用形式Falla T. Tim, et al. New Headway English Course. Beginner: Workbook with Key. Oxford, Oxford University Press, 2009, 2009.
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