Oxenden, C., Koenig, C. L., & Seligson, P. (2008). American English File: MultiPACK 2A. Oxford: Oxford Univ. Press.
シカゴスタイル引用形Oxenden, Clive, Christina Latham Koenig, , Paul Seligson. American English File: MultiPACK 2A. Oxford: Oxford Univ. Press, 2008.
MLA引用形式Oxenden, Clive, Christina Latham Koenig, , Paul Seligson. American English File: MultiPACK 2A. Oxford: Oxford Univ. Press, 2008.
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