APA (7th ed.) Citation

Alfonso X, K. o. C. a. L. (1836). Opusculos legales. Imp. Real.

Chicago Style (17th ed.) Citation

Alfonso X, King of Castile and Leon. Opusculos Legales. Madrid: Imp. Real, 1836.

MLA (8th ed.) Citation

Alfonso X, King of Castile and Leon. Opusculos Legales. Imp. Real, 1836.