Richards, J. C., & O'Sullivan, K. (2007). Tune in 1: Learing English through listening : student book. Oxford: Oxford Univ. Press.
シカゴスタイル引用形Richards, Jack C., , Kerry O'Sullivan. Tune in 1: Learing English Through Listening : Student Book. Oxford: Oxford Univ. Press, 2007.
MLA引用形式Richards, Jack C., , Kerry O'Sullivan. Tune in 1: Learing English Through Listening : Student Book. Oxford: Oxford Univ. Press, 2007.
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