TY  - BOOK
AU  - Sharma,Aman
TI  - General science & techonology simplified: for UPSC & state PSC civil services prelims & mains 
SN  - 9789355648617  (pbk.)
U1  - 351.0765 GEN 22
CY  - New Delhi
PB  - Disha Publications Inc.
KW  - UPSC Exam
KW  - State PSC
KW  - UPSC Main and Prelims Exam
ER  -