TY  - BOOK
AU  - Ashok Kumar 
AU  - Vipul
TI  - Challenges to internal security of India: GS paper-III for Civil Services main examination 
T2  - McGraw Hill Education winning edge series
SN  - 9789339204198
U1  - 352.3790954 
PY  - 2014///
CY  - New Delhi
PB  - McGraw Hill Education
ER  -