(2013). Skillful listening & speaking: Student's book. London: Macmillan.
シカゴスタイル引用形Skillful Listening & Speaking: Student's Book. London: Macmillan, 2013.
MLA引用形式Skillful Listening & Speaking: Student's Book. London: Macmillan, 2013.
警告: この引用は必ずしも正確ではありません.