@book{34615,
	author = {United States.},
	title = {Research relating to mentally retarded children.},
	publisher = {For sale by the Superintendent of Documents, U.S. Govt. Print. Off.},
	year = {[1966]},
	address = {Washington,},
	edition = {[Rev.]},
	note = {"A listing of all research projects on mental retardation ... reported to the Children's Bureau Clearing House for Research in Child Life since 1949."}
}