000 00295nam a2200133Ia 4500
100 _aPowell/R.E/ Shah/S.M
942 _cBK
654 _atheory
245 _aSummability theory and application
260 _bprentice hall
_aNew Delhi
_c1988
300 _a155
546 _aENGLISH
999 _c18065
_d18065