@book{34604,
	author = {Malvino, Albert Paul and Leach, Donald P},
	title = {Digital principles and applications /},
	publisher = {Tata McGraw-Hill,},
	year = {1986.},
	address = {New York :},
	edition = {4th ed.},
	note = {Includes Bibliography: p. 536. and index.}
}