TY  - BOOK
AU  - দে ,নিখিলকৃষ্ণ ।
TI  - জীব-ভূগোল
SN  - 978-81-925283-0-4
U1  - 910 
PY  - 2013///
CY  - Kolkata 
PB  - Sribhumi Publishing House
KW  - Geography
ER  -