TY  - BOOK
AU  - Venugopal, K. R.
AU  - Shaila, K.
TI  - Digital circuits and systems
SN  - 9780070702707
U1  - 621.381537 
PY  - 2011///
CY  - New Delhi
PB  - Tata McGraw Hill 
N1  - Includes bibliographical references and index
ER  -