@book{20365,
	author = {National committee on mathematical requirements. and United States.},
	title = {The reorganization of the first courses in secondary school mathematics.},
	publisher = {Govt. print. off.,},
	year = {1920]},
	series = {[United States] Bureau of education. Secondary school circular},
	address = {[Washington,},
	note = {Caption title.}
}