000 00259nam a2200109Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
100 _aChoudhry, P.K.
245 0 _aGeometry
260 _aNew Delhi
_bK.K Publications
_c2010
942 _cREF
999 _c28460
_d28460