000 00277nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aDeepak Chawla Neena Soudhi
245 0 _aResearch Methodology :Concept & Cases
250 _a2nd
260 _aN.D
_bVikas
_c2016
942 _cBK
999 _c15453
_d15453