@book{35716,
	author = {United States. and Hughes, Elizabeth A.},
	title = {Children of preschool age in Gary, Ind.},
	publisher = {Govt. print. off.,},
	year = {1922.},
	series = {Bureau publication},
	address = {Washington,},
	note = {At head of title: U.S. Department of labor. James J. Davis, secretary. Children's bureau. Grace Abbott, chief.}
}