TY  - GEN
AU  - Maitra, Amitabha
AU  - Maitra, Amitabha
TI  - Samakalin Bhugol 
SN  -  978-81-907-9980-5
U1  - 910 
PY  - 2019///
CY  - kolkata
PB  - Geo Observing Society
KW  - GEOGRAPHY
ER  -