TY  - BOOK
AU  - Babu Rajendra
AU  - Rao Digumurthi
TI  - Problem solving in mathematics
SN  - 978-8176482738
U1  - 370.78 BABP 
PY  - 2005///
CY  - New Delhi
PB  - Ashish Publishing
KW  - Mathematics
ER  -