@book{829,
	author = {Kumar, A.Anand},
	title = {Control Systems.},
	publisher = {PHI Learning.},
	year = {2014.},
	address = {New Delhi :},
	edition = {2nd ed.},
	url = {http://www.amazon.com/Control-Systems-A-Anand-Kumar/dp/8120349393}
}