000 00303nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aSantosh Gupta
245 _aResearch Methodoogy & Statistical Technique
260 _bDelhi:Deep
_c1993
300 _a510p.
650 _aManagement
999 _c2466
_d2466