000 00282nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aS P Gupta
245 _aStatistical methods
260 _bDelhi:Sultan chand
_c1996
300 _a168p.
650 _aManagement
999 _c3126
_d3126