@book{13850,
	author = {Malvino, Albert Paul.},
	title = {Transistor circuit approximations /},
	publisher = {McGraw-Hill,},
	year = {1973.},
	address = {[S.l.] :},
	edition = {2nd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0070398585/chopaconline-20}
}