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040 _aMAIN
041 _aEnglish
082 _a517.2
100 _aNarayan, Shanti
245 0 _aDiffenential Calculus
_bDiffenential Calculus, Delhi : S.Chand (a), 1959
_cShanti Narayan
260 _c1959
_bS.Chand (a)
_aDelhi
942 _cBK
999 _c13181
_d13181