TY  - BOOK
AU  - Ho  Perck Leng, Yusoff A R, Akshita Nanda
TI  - I- Science Primary  Activity Book 6B 
SN  - 9789812850904
PY  - 2004///
PB  - Marshell Cavendish 
KW  - Primary Science : Activity Book 6B
ER  -