TY  - BOOK
AU  - Singh Surender
AU  -  Parmar Virinder, 
TI  - General Studies : for Civil Services Preliminary Examination (GS Paper 1 2019)
SN  - 93-5316-085-2
U1  - 1 
PY  - 2019///
CY  - Chennai
PB  - McGraw Hill Education (India) Private Limited
ER  -