Journal of the Learning Sciences, Vol. 15, No. 4. (2006), pp. 431-449.
(0 2001)
Journal of Curriculum Studies, Vol. 36, No. 2. (2004), pp. 257-271.
Educational Psychologist, Vol. 42, No. 1. (2007), pp. 41-53.
Educational Psychologist, Vol. 42, No. 1. (2007), pp. 55-66.
(24 April 2006)
International Journal of Hospitality Management, Vol. 26, No. 3. (September 2007), pp. 623-644.
Educational Research Review, Vol. 1, No. 1. (2006), pp. 27-40.
Zeitschrift für Erziehungswissenschaft, Vol. 10, No. 4. (2007), pp. 513-531.
Educational Administration Quarterly, Vol. 35, No. 2. (1 April 1999), pp. 238-266.
Educational Research Review, Vol. 1, No. 2. (2006), pp. 112-132.
Educational Research Review, Vol. 1, No. 2. (2006), pp. 99-111.
Educational Research Review, Vol. 2, No. 1. (2007), pp. 39-63.
DIE Zeitschrift für Erwachsenenbildung, No. 4. (1999), pp. 31-33.