@book{21570,
	author = {Hill, Thomas Benjamin,},
	title = {The classification and education of mentally handicapped children in various countries,},
	publisher = {Melbourne university press,},
	year = {1937.},
	series = {[Australian council for educational research] Educational research series,},
	address = {Melbourne [etc.]},
	note = {On cover: The education of mentally handicapped children.}
}