TY  - BOOK
AU  - Ray,Dipak Kumar .
TI  - Tatthya vittik samaj o tatthya biggyan / 
U1  - 020 
PY  - 1990///
CY  - Kolkata : 
PB  - Gyan Publishing House , 
KW  - INFORMATION SCINCE
N1  - NULL
ER  -