@book{37872,
	author = {Stuart Mill, John. and Guisan Esperanza,},
	title = {El Utilitarismo /},
	publisher = {Ediciones Altaya,},
	year = {1994.},
	series = {Grandes obras del pensamiento},
	address = {Madrid :},
	note = {Titulo original: utilitarism the science of logic book vi.}
}