TY  - BOOK
AU  - Tocci, Ronald J.,
AU  - Widmer, Neal S., 
TI  - Digital Systems: Principles and Applilcations
SN  - 8178085593
U1  - 621.395 
PY  - 2001///
CY  - New Delhi
PB  - Pearson Education Asia
N1  - This book is having a appendix
ER  -