@book{175870,
	author = {Freeman, Roger L.},
	title = {Telecommunication system engineering /},
	publisher = {Wiley-Interscience,},
	year = {c2004.},
	address = {Hoboken, N.J. :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/bios/wiley047/2003063763.html}
}