00420nam a2200145 a 450000500170000000800410001702000180005804000240007610000160010024500570011625000110017326000360018430000250022065000290024520231025084850.0110502s19uu    xx            00    eng d  a9789812742285  6HSLRCaHSLRCcHSLRC10aEe, Teck Ee10aMaths gym secondary :bbased on the latest syllabus   aNew ed0 aSingapore :bSAP Group,cc2010.  a2v. : illustrations.  aMathematical recreations