@book{169639,
	author = {Sokal, Robert R. and Rohlf, F. James, coaut.},
	title = {Biometry: the principles and practice of statistics in biological research  /},
	publisher = {Freeman and Company,},
	year = {2012},
	address = {Estados Unidos de América :},
	edition = {4a ed.},
	note = {Desarrollo del proyecto, Ilustraciones y composición: MPS Limited, a Macmillan Company.}
}