000 00513 a2200193 4500
020 _a9789553033758
041 _aSn
082 _a300.72
_bPIN
100 _aPinikahana , Jayantha
245 _aසමාජ පර්යේෂණ ක්‍රම
260 _c2012
_aColombo
_bS.Godage
_g2012
300 _c22 cm.
_a224 p.
650 _aSOCIAL SCIENCES
650 _aMETHODOLOGY
650 _aSOCIAL SCIENCES - RESEARCHES
650 _aSOCIAL RESEARCH METHODOLOGY
856 _uwww.godage.com
942 _cSC
999 _c44787
_d46334