TY  - BOOK
AU  -  Surender Singh
AU  -  Parmar,Virender
TI  - General studies GS paper-I: for civil srevices perliminary examinations 
T2  -  
SN  - 97893526034566
U1  - 000 
PY  - 2017///
CY  - Noida 
PB  - McGraw Hill Education
ER  -