000 00289nam a2200121Ia 4500
008 220201s1978 xx 000 0 eng d
082 _a510
_bVIS
100 _aVishwanath
245 0 _aEngineering Mathematics
260 _aNew delhi
_bSatya prakashan
_c1978
300 _a448
942 _2ddc
999 _c21509
_d21509