TY  - BOOK
AU  - Ranjan, Amibh 
AU  - Kumar, Sujit 
AU  - Rana, Yashwant Singh 
AU  - Goyal, Priya
TI  - IAS Mains general studies paper 3 : technology, economic development, biodiversity, environment, security & disaster management
SN  - 9789326191180
U1  - 351.54076 
PY  - 2021///?
CY  - New Delhi
PB  - Arihant
ER  -