Chan, Janis Fisher
主题
Electronic mail messages Business communication Business writing -- Programmed instruction
出版信息
Oakland, CA : Write It Well, 2005
圖書
ISBN
9780963745583
Petersen, A. Willi
主题
Electronic commerce -- European Union countries Information technology -- Study and teaching -- European Union countries
出版信息
Luxembourg : Office for the Official Publications of the European Communities, 2005
圖書
ISBN
9789289603034
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