@book{20237,
	author = {National Education Association of the United States.},
	title = {Vocational guidance in secondary education.},
	publisher = {Govt. print. off.,},
	year = {1918.},
	series = {[U. S.]  Bureau of education.  Bulletin, 1918,},
	address = {Washington,},
	note = {At head of title : Department of the interior ...}
}