@book{50013,
	author = {Rothwell,  Edward J. and Cloud, Michael J.},
	title = {Electromagnetics /},
	publisher = {CRC Press,},
	year = {c2009},
	address = {Boca Raton :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0828/2008040766.html}
}