000 00324nam a2200145Ia 4500
008 210210b xxu||||| |||| 00| 0 eng d
082 _a513/81
100 _aKAR (J M)
245 _aDifferential calculus
260 _aCalcutta
_b-
_c
650 _aDifferential
650 _acalculus
690 _aCalculus
906 _a007361
999 _c139795
_d139795