000 00318nam a2200145Ia 4500
100 _aDasgupta, Mary Ann
020 _a81 237 2054 8
365 _b35
942 _cBK
654 _a
245 _aLow-cost, no-cost teaching aids
260 _aIndia
_bNational Book Trust
_c1999
082 _a371.3078
300 _a82
999 _c400682
_d400682
041 _aeng