Cita APA (7a ed.)

Doyle, S. A. C., & Prebble, S. (2009). A study in scarlet: A sherlock holmes novel (Unabridged.). Tantor Media.

Cita Chicago Style (17a ed.)

Doyle, Sir Arthur Conan, y Simon Prebble. A Study in Scarlet: A Sherlock Holmes Novel. Unabridged. Old Saybrook: Tantor Media, 2009.

Cita MLA (8a ed.)

Doyle, Sir Arthur Conan, y Simon Prebble. A Study in Scarlet: A Sherlock Holmes Novel. Unabridged. Tantor Media, 2009.

Precaución: Estas citas no son 100% exactas.