000 00278nam a2200109Ia 4500
008 220321s9999 xx 000 0 und d
100 _aDeepak Dayal
245 0 _aModern Methods of teaching Mathematics
260 _aDelhi, Publication A.P.H
_c2013
300 _a230
942 _cRF
999 _c9300
_d9300