TY  - BOOK
AU  - Tocci, Ronald J.
AU  - Widmer, Neal S.
AU  - Moss, Gregory L.
TI  - Digital Systems : Principles and Applications 
SN  - 9788131727249
U1  - 621.3815 
PY  - 2009///
CY  - Delhi
PB  - Pearson, 
N1  - Includes index.
ER  -