@book{30318,
	author = {Nolan, Michael S.},
	title = {Fundamentals of air traffic control /},
	publisher = {Delmar Cengage Learning,},
	year = {2011.},
	address = {Clifton Park, N.Y. :},
	edition = {5th ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy1303/2009934177-b.html}
}