TY  - BOOK
AU  - Gupta,B.R
TI  - Electronics and Instrumentation
SN  - 81-219-2315-8
U1  - 621.38154 
PY  - 1999///
CY  - India
PB  - S.Chand
KW  - Engineering
KW  - Electrinoc tubes,Semiconductors Devices
ER  -