Cita APA (7a ed.)
Doyle, A. C. The Sign of the Four and The Memoirs of Sherlock Holmes.
Cita Chicago Style (17a ed.)Doyle, A. C. The Sign of the Four and The Memoirs of Sherlock Holmes.
Cita MLA (8a ed.)Doyle, A. C. The Sign of the Four and The Memoirs of Sherlock Holmes.
Precaución: Estas citas no son 100% exactas.