TY  - BOOK
AU  - Sen, S
TI  - Unique Quintessence of General Studies (civil Services Preliminary Examination)
U1  - 153.4 
PY  - 1980///
CY  - New Delhi
PB  - Unique Pub
KW  - Reference Reading Room
KW  - Philosophy &psychology
KW  - Mental process & intelligenceGeneralia
ER  -