TY  - BOOK
AU  - Tocci, Ronald J.
AU  - Widmer, Neal S. 
TI  - Digital systems : : principles and applications 
SN  - 8120323149
U1  - 621.3815  
PY  - 2005///
CY  - New Delhi
PB  - Prentice Hall of India
KW  - Engineering
KW  - Digital electronics.
N1  - Includes bibliographical references
ER  -