TY - BOOK AU - Shahbal,Hawa AU - Sim,Penny AU - Edgar,Katharine TI - Maths smart 3A : : workbook SN - 9789814321372 U1 - 372.7 PY - 2012///] CY - Singapore PB - Alston Publishing House KW - Mathematics KW - Singapore KW - Textbooks (Primary) KW - Problems, exercises, etc KW - lcgft ER -