00539nam a22001577b 450000500170000000800410001702000350005804000140009308200230010710000180013024500620014826000650021030000450027549000190032065000420033920230817095050.0230817b        sa ||||| |||| 00| 0 eng d  a9780521683593qPaperback (pbk)  aRDAc3228  a500.2 KELDb065968  aKELDER, Karin  aStudy & Master: Physical Sciences learners book Grade 11/  aCape Town, South Africa:bCambridge University Press,c2006.  axii ; 352 pages.bIllustrations,c24 cm.  aStudy & Master  aPhysical Sciences- study and teaching