@book{21537,
	author = {Emick, Glenn Oscar, and Barnhart, Earl Wingert,},
	title = {Cooperative training in retail selling in the public secondary schools /},
	publisher = {U.S. Govt. Print. Off.,},
	year = {1937.},
	series = {U.S. Office of education. [Vocational division] Vocational education bulletin ;},
	address = {Washington :},
	note = {Originally prepared as a doctor's dissertation by Glen Oscar Emick at the School of education, Indiana university. A condensation of the completed dissertation with some foot-notes has been prepared by Earl W. Barnhart, chief of the commercial education service. Vocational education division, Office of education, and is published as this bulletin, cf. Forword.}
}