TY  - BOOK
AU  - Tokheim, Roger L.
TI  - Digital electronics: principles and applications 
SN  - 9781259060922
AV  - TK7868.D5.T6 2014 
PY  - 2014///
CY  - New York
PB  - McGraw-Hill
KW  - Digital electronics
N1  - Includes appendix and index
ER  -