TY  - BOOK
AU  - Thakur, Rajesh Kumar
TI  - Speed mathematics: : do it quick, do it right
SN  - 9789353040895
U1  - 51 
PY  - 2018///
CY  - New Delhi
PB  - Rupa.
KW  - MATHEMATICS
KW  - SPEED MATHEMATICS
ER  -