000 00286nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _a510
100 _aNarayan, Shanti & others
245 0 _aEngineering mathematics
260 _bDelhi: S Chand
_c1968
300 _a496
942 _2ddc
999 _c78136
_d78136