Walsh, W. T. (1963). Isabel: La cruzada (4a ed.). Espasa-Calpe.
Chicago Style (17th ed.) CitationWalsh, William Thomas. Isabel: La Cruzada. 4a ed. Madrid: Espasa-Calpe, 1963.
MLA (9th ed.) CitationWalsh, William Thomas. Isabel: La Cruzada. 4a ed. Espasa-Calpe, 1963.
Warning: These citations may not always be 100% accurate.