TY  - BOOK
AU  - Wang, Ing Ching
AU  - Sadler,John
TI  - Science smart 2: : textbook
SN  - 9789814321631
U1  - 372.35 
PY  - 2012///]
CY  - Singapore
PB  - Alston Publishing House
KW  - Science
KW  - Study and teaching (Elementary)
KW  - lcgft
N1  - Includes bibliographical references
ER  -