in Proceedings of the Innovation International Forum Iberia, 2006, Madrid

in Mit Wissensmanagement besser im Wettbewerb, Proceedings of the KnowTech, 2006, France

in Effective Management of Social Enterprises: Lessons from Businesses and Civil Society Organizations in Iberoamerica., James Austin, Roberto Gutiérrez, Enrique Ogliastri, Ezequiel Reficco Eds, Harvard University Press, vol. David Rockefeller Center for Latin American Studies, chap. 11, pp. 277-290, 2006

in Handbook on Quality and Standardisation in E-Learning., EHLERS U-D., PAWLOWSKI J. M. (eds), Springer, pp. pp 275-289 15 p, 2006

in Proceedings of the 10th Annual Conference on Research on Managing Groups and Teams, 2006, Stanford

in Handbook of Research in International Human Resource Management., STAHL G., BJÖRKMANN I. (eds), Edward Elgar, pp. pp 449-462 14 p, 2006

2006, Oldenbourg, Munich, Vienna, Germany

in Wirtschaftslexikon: Das Wissen der Betriebswirtschaftslehre., Handelsblatt Ed., Schäffer-Poeschel, vol. Vol. 5, pp. pp. 2590-2598, 2006

in Wirtschaftslexikon. Das Wissen der Betriebswirtschaftslehre., Schäffer-Poeschel, pp. pp 2609-2619 11 p, 2006

CeDeWu Publishers, Warsaw, Poland, 2006