APA (7th ed.) Citation

Doyle, A. C. (2014). A study in scarlet: A Sherlock Holmes adventure. Collins Classics.

Chicago Style (17th ed.) Citation

Doyle, Arthur Conan. A Study in Scarlet: A Sherlock Holmes Adventure. London: Collins Classics, 2014.

MLA (9th ed.) Citation

Doyle, Arthur Conan. A Study in Scarlet: A Sherlock Holmes Adventure. Collins Classics, 2014.

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