Trappe, T. (2005). Intelligent Business: Coursebook. Intermediate Business English. Pearson Education Limited.
シカゴスタイル引用形Trappe, Tonya. Intelligent Business: Coursebook. Intermediate Business English. Pearson Education Limited, 2005.
MLA引用形式Trappe, Tonya. Intelligent Business: Coursebook. Intermediate Business English. Pearson Education Limited, 2005.
警告: この引用は必ずしも正確ではありません.