TY  - BOOK
AU  - "Dr Kho Tek Hong,Singapore Ministry of Education,N/A,Dr. Kho Tek Hong,Dr Kho Tek Hong"
TI  - primary mathematics 1A
SN  - 9810181639
U1  - 510 
PY  - 2001///
PB  - federal publicatios [s]pte ltd
ER  -