@book{27041,
	author = {Wolf, Gerhard. and Sánchez Montoro, Carlos.},
	title = {Electrónica digital /},
	publisher = {Marcombo Boixareu Editores },
	year = {1977.},
	address = {Barcelona, Sp. },
	edition = {3a ed.},
	note = {Título de la obra original: Digitale elektronik.}
}