TY  - BOOK
AU  - Malvino, Albert Paul
AU  - Leach, Donald P.
TI  - Digital Principles and applications
SN  - 9780074622318
U1  - 621.38 
PY  - 1986///
CY  - New delhi
PB  - Tata Mcgraw hill publishing company limited
N1  - It includes index
ER  -