کتاب های Roland H. Kaschek
![Information Systems and e-Business Technologies: 2nd International United Information Systems Conference, UNISCON 2008, Klagenfurt, Austria, April 22-25, ... Notes in Business Information Processing)](http://cdn.ketabkoo.com/covers/0/86133-n.jpg)
Information Systems and e-Business Technologies: 2nd International United Information Systems Conference, UNISCON 2008, Klagenfurt, Austria, April 22-25, ... Notes in Business Information Processing)
Roland Kaschek, Christian Kop, Claudia Steinberger, Günther Fliedl, 2008![Intelligent Assistant Systems: Concepts, Techniques, and Technologies](http://cdn.ketabkoo.com/covers/7/786920-n.jpg)