@book{7364,
	author = {Dübell, Richard and Saslavsky, Irene},
	title = {El héroe de Roncesvalles},
	publisher = {Ediciones B},
	year = {2014},
	series = {Histórica},
	address = {Barcelona},
	edition = {1a. edición},
	note = {en la portada: "Dos poderosos reinos. Dos grandes guerreros. Un combate mortal."}
}