TY  - BOOK
AU  - Oberoi, Radhika
TI  - Mastering maths : grade - 2
SN  - 9781845577537
U1  - 372.7 OBE 
PY  - 2007///
CY  - New Delhi
PB  - Sterling Publishing
KW  - Mathematics -- Problems, exercises, etc. -- Juvenile literature
KW  - Mathematics -- Study and teaching (Elementary)
ER  -