APA (7th ed.) Citation

(1967). The Countess of Warwick. A biography. Cassell.

Chicago Style (17th ed.) Citation

The Countess of Warwick. A Biography. Cassell, 1967.

MLA (8th ed.) Citation

The Countess of Warwick. A Biography. Cassell, 1967.

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