(2003): Xelibri: A Siemens Mobile Adventure; case study of WHU School of Management, Vallendar, Germany; distributed by ECCH Collection, England and USA* Dibb, S. et al.
(2003): Xelibri: A Siemens Mobile Adventure; case study of WHU School of Management, Vallendar, Germany; distributed by ECCH Collection, England and USA.