@book{20437,
	author = {Williams, Lester Alonzo,},
	title = {Further use of standard tests and scales as basis for a co-operative research plan,},
	publisher = {The University,},
	year = {1920.},
	series = {The University of North Carolina record,},
	address = {Chapel Hill, N.C.,},
	url = {http://hdl.loc.gov/loc.gdc/scd0001.00294567914}
}