TY  - BOOK
AU  - "Theraja, B. L."
AU  - "Sedha, R. S."
TI  - Principles of electronic devices nad cirtuits: analog and digital
SN  - 9788121921996
U1  - 621.38 
PY  - 2009///
CY  - New delhi
PB  - s chand publishing
ER  -