00250nam a2200097Ia 4500082001500000245003500015100003500050942000700085008004100092999001900133  aST 51 VANR 0aMathematics N1 : new syllabus   a Van Rensburg, M J J  9105701  cBK210825s9999    xx            000 0 und d  c515900d515899