APA (7th ed.) Citation

(1976). The American rivals of Sherlock Holmes: Introd. Bodley Head.

Chicago Style (17th ed.) Citation

The American Rivals of Sherlock Holmes: Introd. London: Bodley Head, 1976.

MLA (9th ed.) Citation

The American Rivals of Sherlock Holmes: Introd. Bodley Head, 1976.

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