TY  - BOOK
AU  - Rai,B
TI  - Std 3 science workbook (with answers) 
SN  - 978-9966-433-70-1
U1  - 507.12 RAI 
PY  - 2011///
CY  - Nairobi
PB  -  Dhillon Publishers
KW  - Science, study and teaching
ER  -