00494nam a2200157Ia 450000500170000000800460001703700180006304000200008104100130010108400240011410000150013824501060015326000090025930000140026854600540028220250508162350.0008  250505s9999    xx            000 0 eng d  aDissertations  aFEDLbengcFEDL  aeng2eng  a371.1, EHS/DIqFEDL  aEhsan Abul 0aStudy of the programme for pre-service preparation of secondary school science teachers in Bangladesh  c1982  aiii,134p.  aM. Ed. dissertations,  1981-82 (Delhi University)