Langan, J. (2006). English skills with readings. Boston: McGraw - Hill.
シカゴスタイル引用形Langan, John. English Skills With Readings. Boston: McGraw - Hill, 2006.
MLA引用形式Langan, John. English Skills With Readings. Boston: McGraw - Hill, 2006.
警告: この引用は必ずしも正確ではありません.