@book {5564,
	title = {The Measurement of Abilities},
	year = {1956},
	publisher = {University of London Press},
	organization = {University of London Press},
	edition = {2nd},
	address = {London},
	keywords = {abilities, measurement},
	url = {http://www.amazon.co.uk/Measurement-Abilities-Unibooks-Philip-Vernon/dp/0340149744},
	author = {Vernon, P.E.}
}
