TY  - BOOK
AU  - Aggarwal, R. S.
TI  - Quantitative aptitude: for competitive examinations 
SN  - 9789355012326
U1  - 519.5 
PY  - 2023///
CY  - New Delhi
PB  - S. Chand And Company Limited
KW  - Science
KW  - Stastistics
ER  -