000 00360nam a22001337a 4500
999 _c497606
_d497606
020 _a9788120348080
082 _a001.42
_bMAN
100 _aMangal, S K
100 _aShubhra Mangal
245 _aResearch Methodology in Behavioural Sciences /
_cS K Mangal & Shubhra Mangal
260 _aNew Delhi
_bPHI Learning Pvt Ltd
_c2013
300 _a752
942 _cBK