000 00171nam a2200061Ia 4500
999 _c9256
_d9256
020 _a9789555737944
082 _a500.372
_bsum
100 _asumana pathirana
245 _aScience Grade 10
_csumana pathirana
260 _aNugegoda
_bsarasavi publishers
_c2008
300 _a211 p
942 _cBKC