00675nam a2200169Ia 450000500170000000800410001702000170005804100080007508200140008310000060009711000390010324500790014226000570022130000100027844000630028865001540035120191121150131.0190710s9999    xx            000 0 und d  a086184-112-3  aeng  a371.39445  a   aCouncil for Educational Technology 0aSupported self study in secondary education b: report of an investigation  aLondonb: Council for Educational Technology, c1983  a98p.   aCET working paper series council for education technology   aIndependent study a| Education management a| Education possibilities a| Education sources a| Secondary school education a| Technology education