@book{8220,
	author = {Ratner, Nan Bernstein.},
	title = {Stuttering research and practice :},
	publisher = {Erlbaum,},
	year = {1999.},
	address = {Mahwah, N.J. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0709/98028844-d.html}
}