@book{553,
	author = {Levine, W. S.},
	title = {Control system applications /},
	publisher = {CRC Press,},
	year = {c2000.},
	address = {Boca Raton, Fla. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0744/99048035-d.html}
}