@book{299599,
	author = {Bartholomew, David J. and Knott, Martin},
	title = {Latent variable models and factor analysis},
	publisher = {Wiley-Blackwell},
	year = {2011},
	series = {Wiley series in probability and statistics},
	address = {Oxford (Oxfordshire, Inglaterra)},
	edition = {3a.Ed.}
}