000 00626nam a22002057a 4500
999 _c53667
_d55214
003 ISURa
008 221031b xxu||||| |||| 00| 0 eng d
020 _a9789556715699
041 _aSinhala
082 _a001.42
_bSIL
100 _aSilwa , Stanley S.A.C.
_983965
245 _aසමාජ සමීක්ෂණ සඳහා නියැඳි ක්‍රම
260 _aNugegoda
_bSarasavi
_c2013
_g2013
300 _a244 p.
_c22 cm.
650 _aResearch Methods
_983966
650 _aResearch - Statistical Methods
_983967
650 _aSocial Research
_983968
650 _aGeneralities
_983969
942 _2ddc
_cSC