000 00297nam a22001217a 4500
020 _a9589555733350
082 _a500
_bGUN
100 _aGoonawardane Kanthi
245 _aScience Question and answer Gr 11
260 _aNugegoda
_bSarasavi publishers ltd
_c2011
300 _a140 Pages
942 _cL
999 _c15137
_d15137