Van Driel, J.H., Beijaard, D & Verloop, N.(2001). Professional development and
reform in science education: the role of teachers’ practical knowledge. Journal of
Research in Science Teaching. 38 (2), 137-158.
17
Van Driel, J.H., Beijaard, D & Verloop, N.(2001). Professional development and
reform in science education: the role of teachers’ practical knowledge. Journal of
Research in Science Teaching. 38 (2), 137-158.
17