@book{153663,
	author = {Foreville, Raymunde. and Fliche, Augustin},
	title = {Las Cruzadas},
	publisher = {EDICEP},
	year = {1977.},
	series = {Historia de la iglesia},
	address = {Valencia},
	note = {Translation of Du premier Concile de Letran a l'avénement d'Innocent III (1123-1198).}
}