@book{37,
	author = {Malvino, Albert Paul. and Brown, Jerald A.},
	title = {Digital computer electronics /},
	publisher = {Tata McGraw-Hill,},
	year = {c1993 [Reprinted 2011].},
	address = {New Delhi :},
	edition = {3rd ed.},
	note = {Includes index.}
}