@book{188662,
	author = {Jagan, N. C. and ebrary, Inc.},
	title = {Control systems},
	publisher = {BS Publications,},
	year = {2008.},
	address = {Hyderabad [India] :},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10416126}
}