000 00246nam a2200097Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aCHARASIYA , CHOUDHARY,
245 0 _aPRACTICAL NUMERICAL MATHADS
260 _bRBD BOOKS
942 _2ddc
_cSCIENCE
999 _c20582
_d20582