TY  - BOOK
AU  - Leach, Donald P, Malvino, Albert paoul 
TI  - Digital Principles and Applications 
SN  - 97800701414704
U1  - 621.395 LEA  
PY  - 2011///
CY  - Tata mcgraw hill 
PB  - New Delhi 
KW  - CIRCUITRY
ER  -