@book{21647,
	author = {Louisiana. and Causey, John Perry,},
	title = {Science program for elementary grades.},
	publisher = {Thos. J. Moran's sons,},
	year = {1938]},
	series = {Bulletin,},
	address = {[New Orleans, La.,},
	note = {At head of title: State Department of education of Louisiana.}
}