000 00281nam a2200109Ia 4500
008 231011s9999 xx 000 0 und d
041 _aeng
100 _aR.S.Dwivedi
245 _aResearch Methods In Behavioural Sciences
260 _bMacmillan Pubs. Co,New York -
365 _b123
999 _c887482
_d887482