000 00290nam a2200121Ia 4500
008 220201s1981 xx 000 0 eng d
082 _a658.1511
_bAGG
100 _aAggarwal and Aggarwal
245 0 _aPrabandh Lekhankan
260 _bMahavir Book Depot
_c1981
300 _a784
942 _2ddc
999 _c7804
_d7804