Capel, A. (2005). Objective ket: Workbook with answers. New York: Cambridge University Press.
シカゴスタイル引用形Capel, Annette. Objective Ket: Workbook With Answers. New York: Cambridge University Press, 2005.
MLA引用形式Capel, Annette. Objective Ket: Workbook With Answers. New York: Cambridge University Press, 2005.
警告: この引用は必ずしも正確ではありません.