000 00287nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a891.423 BHU:M
100 _aSoni, R.S.
245 0 _aCo-Ordinate Geometry
260 _aDelhi
_bS.Chand&Co.
_c1983
942 _cGB
999 _c32119
_d32119