@book{20313,
	author = {Koos, Leonard Vincent,},
	title = {The adjustment of the teaching load in a university /},
	publisher = {Govt. Print. Off.,},
	year = {1919.},
	series = {Bulletin / Department of the Interior, Bureau of Education ;},
	address = {Washington :},
	url = {http://nrs.harvard.edu/urn-3:GSE.LIBR:476538}
}