TY  - BOOK
AU  - Prepmate
TI  - Science and technology for UPSC and state civil services examinations
SN  - 9789386668875
U1  - 503 PRE 
PY  - 2019///
CY  - India
PB  - Cengage Learning
KW  - Civil Services Examinations
KW  - Competitive exam
KW  - Technology
KW  - Science
ER  -