TY  - BOOK
ED  - Bijnan Karmashala (14-15 Sept 1990 : Dhaka,Bangladesh)
ED  - Bijnan karmashala
TI  - Bijnan charchar samasya o sambhabana
U1  - 507 
PY  - 1990///
CY  - Dhaka
PB  - Pratipaksha
KW  - Science-research
ER  -