國貿人在全世界做生意必備關鍵口說Email Speaking and e-mail for international trade and business / [電子資源] =
和全球做生意 必備會議英語 = Essential English for meetings
國貿英語E-mail有一套 「抄」、「貼」加上巧思, 輕鬆完成任務 E-mail一套走天下 / [電子資源] :
航空英語會話LiveShow English conversation in the airline industry : 三萬五千英尺的英文課 / [電子資源] =
國貿人在全世界做生意的必備關鍵翻譯句型 Sentences and translation for international trade and business / [電子資源] =