000 00337nam a2200097Ia 4500
082 _aJ ST 5 PHYS
245 0 _aPhysical sciences. Grade 11 : basic concepts in atomic physics and chemistry : learner's workbook
100 _a Department of Education Newtown, 2008
_958608
942 _cBK
008 210817s9999 xx 000 0 und d
999 _c183572
_d183571