@book{31760,
	author = {Tocci, Ronald J.},
	title = {Digital systems :},
	publisher = {Prentice Hall,},
	year = {c1991.},
	address = {Englewood Cliffs, N.J. :},
	edition = {5th ed., Annotated instructor's ed.},
	note = {Includes Supplements sampler [17 leaves] which contains sample pages from a set of supplements available separately.}
}