000 00320nam a2200133Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a515.72
082 _bPAN/C
100 _ag.s
_bpandey
100 _bv.psaxena
245 0 _acalculus of two and more variables
260 _anew delhi
260 _bwiley eastern limited
999 _c9448
_d9448