TY  - BOOK
AU  - Singh, Surender [coordinator.]
AU  - Parmar, Virinder [coordinator.]
TI  - General studies for civil services preliminary examination: GS Paper I 
SN  - 9789353167851
U1  - 351.076 SIN P 
PY  - 2020///
CY  - Chennai
PB  - McGraw Hill Education (India) Private Limited
KW  - Civil services
KW  - Examinations
ER  -