Pure Appl. Chem., 1999, Vol. 71, No. 5, pp. 835-844
http://dx.doi.org/10.1351/pac199971050835
New competencies for new times: teacher professional development beyond 2000
First page:
Pure Appl. Chem., 1999, Vol. 71, No. 5, pp. 835-844
http://dx.doi.org/10.1351/pac199971050835