1. Academy for Tourism, NHTV Breda University of Applied Sciences, Mgr. Hopmansstraat 1, Breda, 4817 JT, The Netherlands
2. Faculty of Tourism and Hospitality, Bethlehem University, Bethlehem, Palestine
3. Academy for Leisure, NHTV Breda University of Applied Sciences, Mgr. Hopmansstraat 1, 4817 JT Breda, The Netherlands
4. International Tourism Management, Stenden University of Applied Sciences, Leeuwarden, The Netherlands