APA (7th ed.) Citation

Trueba, A. d. The Cid Campeador: A Historical Romance.

Chicago Style (17th ed.) Citation

Trueba, Antonio de. The Cid Campeador: A Historical Romance.

MLA (9th ed.) Citation

Trueba, Antonio de. The Cid Campeador: A Historical Romance.

Warning: These citations may not always be 100% accurate.