TY  - BOOK
AU  - Hayes, John, P 
TI  - Introduction to digital logic design 
SN  - 0-201-15461-7 
U1  - 621.395 HAY  
PY  - 1994///
CY  - Addision wesley publishing 
PB  - California 
KW  - DIGITAL DESIGN/LOGIC DESIGN
ER  -