Cita APA (7th ed.)
Doyle, A. C., & Green, R. L. (1994). The return of Sherlock Holmes. Oxford University Press.
Cita Chicago (17th ed.)
Doyle, Arthur Conan, i Richard Lancelyn Green. The Return of Sherlock Holmes. Oxford [England] ; New York: Oxford University Press, 1994.
Cita MLA (9th ed.)
Doyle, Arthur Conan, i Richard Lancelyn Green. The Return of Sherlock Holmes. Oxford University Press, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.