TY  - GEN
AU  - Tokheim, Roger L.
TI  - Schaum's outline of theory and problems of digital principles
SN  - 0070650128 (pbk)
AV  - TK7868.D5 
U1  - 621.3815 
PY  - 1988///
CY  - New York
PB  - McGraw-Hill
KW  - Digital electronics
ER  -