TY  - BOOK
AU  - Das,  Lila.
TI  - Saikhik  Porimapon  aru  Porishankhya   Bijnan
U1  - 370.15 
PY  - 2009///
CY  - Golaghat
PB  - Saraswati   Prakashan
KW  - Education,
ER  -