TY  - BOOK
AU  - Khurana,KJS
AU  - Markanday,KJS
TI  - Numerical Ability: 18 Days Wondor
SN  - 9789352533190
U1  - 510.712 Second  Edition 
PY  - 2018///
CY  - New Delhi 
PB  - S.Chand and Company Limited
ER  -