TY - BOOK AU - Lim,Chap Sam AU - TI - Alat bantu mengajar matematik T2 - Siri pendidikan SN - 9831924444 U1 - 371.33 23 PY - 2003/// CY - Bentong, Pahang : PB - PTS Publications , KW - Teaching - Aids and devices ; Educational Technology ER -