@book{7177,
	author = {Bignell, James W.;  and Donovan, Robert.},
	title = {Digital Electronics},
	publisher = {Thomson Delmar Learning,},
	year = {2007.},
	address = {[S.l.] :},
	edition = {5th edition},
	url = {http://10.10.170.122:8080/browse/book/28221}
}