@book{159988,
	author = {Goddard, Henry Herbert, and Louis Clark Vanuxem Foundation.},
	title = {Human efficiency and levels of human intelligence /},
	publisher = {Garland Pub,},
	year = {1920.},
	address = {London :},
	note = {Lectures sponsored by the Louis Clark Vanuxem Foundation and delivered at Princeton University in Apr. 1919.}
}