@book{3515,
	author = {Lum, Carmel.},
	title = {Scientific thinking in speech and language therapy /},
	publisher = {L. Erlbaum,},
	year = {c2002.},
	address = {Mahwah, N.J. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0634/2001040471-d.html}
}