Peter May. (1999). Knockout first certificate ( Student's book ). Oxford: Oxford Univ. Press.
シカゴスタイル引用形Peter May. Knockout First Certificate ( Student's Book ). Oxford: Oxford Univ. Press, 1999.
MLA引用形式Peter May. Knockout First Certificate ( Student's Book ). Oxford: Oxford Univ. Press, 1999.
警告: この引用は必ずしも正確ではありません.