@book{111475,
	author = {Parfit, Derek,  and Gutiérrez López, Gilberto },
	title = {Prudencia, moralidad y el dilema del prisionero / },
	publisher = {Editorial Complutense, },
	year = {2007.},
	series = {Clasicos breves},
	address = {Madrid : },
	edition = {2a. edición},
	note = {Trad. de: Prudence, morality, and the prisoner's dilemma.}
}