TY  - BOOK
AU  - Sudhananda Chattopadhyay
TI  - Prayog Bijnan Katha
U1  - 600 
PY  - 1369/// [B.S.]
CY  - Kolkata
PB  - Banga Sahitya Sammilan
KW  - Applied Sciences
N1  - Includes Index
ER  -