TY  - BOOK
AU  - Wakerly,John F.
TI  - Digital design principles and practice 
SN  - 0132128799 (paperback)
PY  - 1994///
CY  - Englewood Cliff
PB  - Prentice Hall 
N1  - Import
UR  - http://www.amazon.com/exec/obidos/ASIN/0132128799/chopaconline-20
ER  -