@book{13371,
	author = {Hallas, Charles H.},
	title = {The care and training of the mentally subnormal},
	publisher = {Wright},
	year = {1967.},
	address = {Bristol},
	edition = {3rd ed.},
	note = {First ed. published in 1958 under title: The nursing of mental defectives. Second ed. published in 1962 under title: Nursing the mentally subnormal. Fifth ed. published in 1974 under title: The care and training of the mentally handicapped.}
}