Richards, J. C. (1998). New interchange: English for international communication : Student's book. Cambridge: Cambridge University Press.
シカゴスタイル引用形Richards, Jack C. New Interchange: English for International Communication : Student's Book. Cambridge: Cambridge University Press, 1998.
MLA引用形式Richards, Jack C. New Interchange: English for International Communication : Student's Book. Cambridge: Cambridge University Press, 1998.
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