TY  - BOOK
AU  - Ranjan, Amibh
AU  - Goyal, priya, Editor
TI  - IAS mains: General studies-paper3: Technology, Economic development, biodiversity, environment security and disaster management
SN  - 9789324199447
U1  - R 371.26 RAN/I 
PY  - 2020///
CY  - . - New Delhi
ER  -