@book{33020,
	author = {Blitz, Jack.},
	title = {Electrical and magnetic methods of nondestructive testing /},
	publisher = {A. Hilger,},
	year = {c1991.},
	address = {Philadelphia :},
	url = {http://www.loc.gov/catdir/enhancements/fy0668/91019395-d.html}
}