@book{1842,
	author = {Lancaster, Gordon.},
	title = {Introduction to fields and circuits /},
	publisher = {Oxford University Press,},
	year = {1992.},
	address = {Oxford [England] ;},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0636/91026459-d.html}
}