000 00324nam a2200133Ia 4500
008 241226s9999 xx 000 0 und d
020 _a0
082 _a511.2
_bGUP
100 _aGupta, Parmanand
245 0 _aBusiness mathematics
260 _aNew Delhi :
_bLaxmi Publication,
_c.
365 _a140
650 _aMathematics
999 _c112781
_d112781