@book{676,
	author = {Patrick, Dale R. and Fardo, Stephen W.},
	title = {Understanding semiconductor devices :},
	publisher = {Prentice Hall College Div,},
	year = {1989.},
	series = {Understanding electronics technology series ;},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/0139431926/chopaconline-20}
}