TY  - BOOK
AU  - SINGH (Surender);PARMAR (Virinder)
TI  - General Studies 2020: For civil services preliminary examinations
SN  - 9789353167851
U1  - 032.02  23
PY  - 2019///
CY  - New Delhi
PB  - McGrawhill Education
KW  - General Knowledge
ER  -