APA (7th ed.) Citation

Menéndez Pidal, R. (1971). The Cid and his Spain. F. Cass.

Chicago Style (17th ed.) Citation

Menéndez Pidal, Ramón. The Cid and His Spain. [London]: F. Cass, 1971.

MLA (8th ed.) Citation

Menéndez Pidal, Ramón. The Cid and His Spain. F. Cass, 1971.