Huber, S. G. (2004). Preparing school leadrs for the 21st century: An international camparison of development programs in 15 countries. London / New York: RoutledgeFalmer / Taylor & Francis Group.

Huber, Stephan Gerhard. Preparing School Leadrs for the 21st Century: An International Camparison of Development Programs in 15 Countries. London / New York: RoutledgeFalmer / Taylor & Francis Group, 2004.

Huber, Stephan Gerhard. Preparing School Leadrs for the 21st Century: An International Camparison of Development Programs in 15 Countries. London / New York: RoutledgeFalmer / Taylor & Francis Group, 2004.