TY  - BOOK
AU  - Humayun,Rajib
TI  - Samaj bhasabigyan / 
SN  - 9844016584
U1  - 306.44 
PY  - 2001///
CY  - Dhaka : 
PB  - Agamee Prakashani , 
KW  - SOCIOLINGUISTICS
N1  - NULL
ER  -