000 00283nam a2200097Ia 4500
082 _aST 530 KELD
245 0 _aPhysical sciences . Grade 11 : learner's book
100 _a Kelder, Karin London, 2009 2nd ed.
_961428
942 _cBK
008 210817s9999 xx 000 0 und d
999 _c193406
_d193402