00471nam a2200157Ia 450000500170000000800460001703700120006304000210007504100130009608400220010924500470013124500280017826000820020630000110028865000140029920250508155319.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a370.33, NCEqFEDL 0aStudy in unit costs  school stage in India 0cNCERT (New Delhi India)  aNew Delhi, IndiabNational Council of Educational Research and Trainingc1968  aiv,62p  aEducation