TY  - BOOK
AU  - Hall,Douglas V., x
AU  - x
TI  - Digital circuts and systems: x
SN  - 0070255377
U1  - 621.38132/H174d 
PY  - 1989///
CY  - New York
PB  - McGraw - Hill
KW  - Digital circuits
KW  - Engineering
N1  - Includes
ER  -