Comfort, J. (2004). Effective telephonning: Oxford business english skills. Oxford: Oxford University Press.
シカゴスタイル引用形Comfort, Jeremy. Effective Telephonning: Oxford Business English Skills. Oxford: Oxford University Press, 2004.
MLA引用形式Comfort, Jeremy. Effective Telephonning: Oxford Business English Skills. Oxford: Oxford University Press, 2004.
警告: この引用は必ずしも正確ではありません.