TY  - BOOK
AU  - Leach, Donald P.  .
TI  - Digital principles and applications / 
SN  - 0-07-047258-0
U1  - BV 
PY  - 1995///
CY  - New Delhi : 
PB  - Tata McGraw-Hill Publishing Company Ltd. , 
KW  - Computer science
ER  -