00306nam a22001097a 4500020001800000040000900018082001700027100001700044245004800061260003900109650004800148  a9780023671715  cNust  a621.395bLAL  aParag K.Lala  aPractical digital logic design and testing   aNew Jersey:bPrentice Hall,c1996.  aPractical digital logic design and testing