Doff, A. (2011). English unlimited A1: Stater self-study pack. Cambridge: Cambridge University Press.
シカゴスタイル引用形Doff, Adrian. English Unlimited A1: Stater Self-study Pack. Cambridge: Cambridge University Press, 2011.
MLA引用形式Doff, Adrian. English Unlimited A1: Stater Self-study Pack. Cambridge: Cambridge University Press, 2011.
警告: この引用は必ずしも正確ではありません.