TY  - BOOK
AU  - Singh, Sheekwant
AU  - Kodweni, Amitabh Deo
TI  - NCERT General Studies for Civil Services & State Services Preliminary Examinations
SN  - 9789389811391
U1  - 371.1 
PY  - 2020///
CY  - chennai
PB  - McGraw Hill
KW  - GENERAL KNOWLEDGE
ER  -