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020 _a9552306264
082 _a546
_bOPE
_223
100 _aOPEN University of Sri Lanka
100 _aBandarage, Gunadya
245 2 _aA course of study leading to the degree of bachelor of science level 4 CHU2123: inorganic chemistry- part 3- symmetry in /
_c[by] Gunadya Bandarage
260 _aNugegoda
_bThe Open University of Sri Lanka
_c0
300 _a95 p.
650 _aInorganic chemistry
942 _cPR