TY  - BOOK
AU  - Bhattacharyay, Dutiman.
AU  - Maitrai Chakraborty
TI  - Adhunic Bhu-Jalbidya O smudra Bidya
U1  - 551.46 
PY  - 2013///
CY  - Kolkata
PB  - Nabadai
KW  - Geography
ER  -