000 00253nam a2200109Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
100 _aSingh, R.K
245 0 _aVector analysis
260 _aN.Delhi
_bknowledge
_c2010
942 _cREF
999 _c14383
_d14383