000 00301nam a2200121Ia 4500
008 221001s1965 xx 000 0 eng d
082 _a515.33 MAT
100 _aMathur, S. M.
245 0 _aNew textbook of differential calculus
260 _aDelhi
_bAtma Ram
_c1965
300 _a315p.
942 _2ddc
_cBK
999 _c2293
_d2293