000 00277nam a2200121Ia 4500
008 230321s9999 xx 000 0 und d
082 _bCHA
100 _aChandan, J.S
245 0 _aResearch Methodology
260 _bVikas Publishing House
_c2012
300 _a236
942 _cBD
999 _c6705
_d6705