@book{36033,
	author = {Landsburg, Steven E., and Urrutia Dominguez, Belen,},
	title = {Cuanto más sexo, más seguro :},
	publisher = {Taurus,},
	year = {2008},
	series = {Pensamiento},
	address = {Madrid :},
	note = {Traducido de : More sex is safer sex : the unconventional wisdom of economics}
}