TY  - BOOK
AU  - Leach,Donald P.
AU  - Malvino,Albert Paul
AU  - Saha,Gautam
TI  - Digital principles and applications
SN  - 9780070601758
U1  - 621.395 
PY  - 1995///; 2011
CY  - New Delhi
PB  - Tata McGraw-Hill
ER  -