TY  - BOOK
AU  - Ashok Kumar
TI  - Challenges to internal security of india/by Ashok Kumar and Vipul
SN  - 9789352602810 (13) 9352602811 (10)
U1  - 355.4  A35C 
PY  - 2017///
CY  - Chennai
PB  - McGraw hill education (India) Private Limited
ER  -