@book{61939,
	author = {Martín de la Guardia, Ricardo M. and Pérez Sánchez, Guillermo A., },
	title = {La Europa Balcánica :},
	publisher = {Síntesis, },
	year = {1997.},
	series = {Historia universal contemporánea ;},
	address = {Madrid :},
	edition = {1a ed.}
}