00435nam a2200145Ia 450000500170000000800460001703700120006304000210007504100130009608400220010910000210013124500750015226000470022730000150027420250508162631.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a371.39, TUCqFEDL  aTuckman Howard P 0aEducational technology in developing countries : The allocation issues  aAllahabad, IndiabChugh Publicationsc1987  aviii,149p.