@book{519,
	author = {Sturridge, Helena.},
	title = {The arco book of electronics /},
	publisher = {Arco Pub,},
	year = {1984.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/0668061545/chopaconline-20}
}