TY  - BOOK
AU  - PODARTHA BIGYAN SAMPADANA SAMITI.
TI  - PODARTHA BIGYAN : STHITI BIDYUT
U1  - 537 POD 
PY  - 1987///
CY  - [s.l]
PB  - L B S PUBLICATION
KW  - Electricity & electronics
ER  -