TY  - BOOK
AU  - Tokheim, Roger L.
TI  - Schaum's outline of theory and problems of digital principles
T2  - Schaum's outline series
SN  - 0070650128
U1  - 621.3815 
PY  - 1988///
CY  - New York
PB  - McGraw-Hill
KW  - Digital electronics
N1  - Spine title : Digital principles
ER  -