Capel, A. (2005). Objective KET: Student's book. Cambridge: Cambridge University Press.
シカゴスタイル引用形Capel, Annette. Objective KET: Student's Book. Cambridge: Cambridge University Press, 2005.
MLA引用形式Capel, Annette. Objective KET: Student's Book. Cambridge: Cambridge University Press, 2005.
警告: この引用は必ずしも正確ではありません.