@book{7088,
	author = {Schiefelbusch, Richard L.,},
	title = {Language perspectives :},
	publisher = {University Park Press},
	year = {[1974]},
	address = {Baltimore,},
	note = {Based on a conference held at Chula Vista Lodge, Wisconsin Dells, Wis., June 19-23, 1973, sponsored by the Mental Retardation Program of the National Institute of Child Health and Human Development.}
}