@book{8989,
	author = {Mithal G K.},
	title = {Electronic devices and circuits /},
	publisher = {Prentice Hall,},
	year = {2006.},
	address = {[S.l.] :},
	edition = {23 rd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/chopaconline-20}
}