TY  - BOOK
AU  - Gupta B R. 
TI  - A textbook of analog electronics
SN  - 978-93-5014-018-5 
U1  - 621.3815 
PY  - 2010///
CY  - New delhi
PB  -  Katson Books S K Katariya 
KW  - Engineering
ER  -