TY  - BOOK
AU  - Leach, Donald P
AU  - Malvino, Albert Paul
AU  - Saha, Goutam
TI  - Digital principles and applications
SN  - 9789339203405
U1  - 621.381 
PY  - 2014///
CY  - New Delhi
PB  - Mc Graw Hill 
ER  -