Oxenden C. Clive, Latham-Koenig Ch. Christina, & Seligson P. Paul. (2011). New English File. Pre-Intermediate: Student's Book. Oxford, Oxford University Press, 2011.
Chicagoスタイル(17版)引用形式Oxenden C. Clive, Latham-Koenig Ch. Christina, , Seligson P. Paul. New English File. Pre-Intermediate: Student's Book. Oxford, Oxford University Press, 2011, 2011.
MLA(9版)引用形式Oxenden C. Clive, et al. New English File. Pre-Intermediate: Student's Book. Oxford, Oxford University Press, 2011, 2011.
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