TY  - BOOK
AU  - Leach, Donald P.,
AU  - Malvino, Albert Paul.
TI  - Digital: Principles and Applications
SN  - 0070472580
U1  - 621.395 
PY  - 1995///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing Company Limited
N1  - This book is having appendixes
ER  -