000 00350nam a2200145Ia 4500
008 210301b2004 xxu||||| |||| 00| 0 eng d
100 _aS.K.MANGAL
245 _aTEACHING OF MATHEMATICS
260 _aDELHI
_bPARKASH
_c2004.
300 _a348
500 _aB.ED
690 _aMATHEMATICS
690 _aB.ED
690 _aDEPARTMENT OF EDUCATION
690 _aMRU
905 _aBooks
906 _aMRU
907 _a145188
999 _c233167
_d233167