000 00274nam a22001217a 4500
020 _a9789555737944
082 _a500
_bSUM
100 _aSumana pathirana
245 _aScience Gr 10
260 _aNugegoda
_bSarasavi publishers ltd
_c2008
300 _a211 Pages
942 _cL
999 _c15136
_d15136