000 00314nam a2200133Ia 4500
008 220201s2019 xx 000 0 eng d
082 _a510
_bRAM
100 _aRam, Babu
245 0 _aEngineering mathematics Vol -1
250 _a4th imp.
260 _aNew Delhi
_bPearson
_c2019
300 _aI.3p.
942 _2ddc
999 _c37907
_d37907