1. Abrioux, D. (2009). Special issues and practices in open schooling. In Abrioux, D., Ferreira, F. (Eds.), Open schooling in the 21st century (pp. 1–5). Vancouver, British Columbia, Canada: Commonwealth of Learning.
2. Badger, B. (1992). Changing a Disruptive School. In D. Reynolds & P. Cuttance (Eds.), School Effectiveness: Research, policy and practice. London: Cassell.
3. Barron, B., & Darling-Hammond, L. (2008). Teaching for meaningful learning: A review of research on inquiry-based and cooperative learning. In L. Darling-Hammond, B. Barron, P.D. Pearson, A.H. Schoenfeld, E.K. Stage, T.D. Zimmerman, G.N. Cervetti, J.L. Tilson & M. Chen (Eds.), Powerful Learning: What We Know About Teaching for Understanding (pp. 11–70). San Francisco, CA: Jossey-Bass.
4. Barrow, L. (2006). A brief history of inquiry-From Dewey to Standards. Journal of Science Teacher Education, 17, 265–78.
5. Barrows, H. S., & Tamblyn, R.M. (1980). Problem-based learning: An approach to medical education. Springer Publishing Company.