@book{104480,
	author = {Bernal Morell, Enrique.},
	title = {Bioestadística básica para investigadores con SPSS /},
	publisher = {Bubok Publishing,},
	year = {2014.},
	address = {Madrid :},
	url = {https://elibro.net/ereader/politecnicointernacional/51362}
}