Cambridge University press. (2015). Cambridge english first 1 with answers: First certificate in english. VietNam: Fahasa.
シカゴスタイル引用形Cambridge University press. Cambridge English First 1 With Answers: First Certificate in English. VietNam: Fahasa, 2015.
MLA引用形式Cambridge University press. Cambridge English First 1 With Answers: First Certificate in English. VietNam: Fahasa, 2015.
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