TY  - BOOK
AU  - Vyjanthimala, Balakrishna
AU  - Lum, Chiew Siew
TI  - Exploring science 2 : workbook 2a 
U1  - 507 
PY  - 1993///
CY  - Singapore
PB  - Oxford univerisity
KW  - Work Book Mathematics Grade 6
KW  - Science
ER  -