000 00337nam a2200133Ia 4500
008 130629s9999 xx 000 0 und d
082 _a658.403072 POT/R
100 _aL R Potty
245 _aResearch Methodology
260 _bYamuna Publications
_aThiruvanathapuram
300 _aM.12
650 _aResearch Methodology
942 _cBK
999 _c25714
_d25714