000 00276nam a2200121Ia 4500
008 221102s9999 xx 000 0 und d
100 _aDiwan, Parag
245 0 _aBusiness environment
260 _bExcell
_aDelhi
_c1997
300 _a269p p.
700 _aAggarwal
942 _cBK
999 _c1169
_d1169