TY  - BOOK
AU  - Tocci,Ronald J.
TI  - Digital systems: princeples and applications 
SN  - 0132122669
AV  - TK7868 .D5T62 1977
U1  - 621.3815 
PY  - 1977///
CY  - New Jersey
PB  - Prentice Hall
KW  - Electronic digital computers
KW  - Digital electronics
ER  -