TY  - BOOK
AU  - Disha
TI  - 27 Years UPSC IAS/IPS Prelims Topic-Wise Solved Papers 1 and 2 (1995-2021)
SN  - 93-55640-00-0
U1  - 153.94 
PY  - 2021///
CY  - New Delhi
PB  - Disha Publication
ER  -