TY  - BOOK
AU  - Hazra, Judhisthir
AU  - Banik, Gopal Chandra
TI  - Adhunik paribeshbidya
SN  - 9788195209053
U1  - 301.3 
PY  - 2021///-22
CY  - Kolkata
PB  - Nabodaya Publications
KW  - Environmental studies
ER  -