The sign of four /
by A. Conan Doyle.
APA Citation
Doyle, A. Conan. (1900). The sign of four. London: G. Newnes.
MLA Citation
Doyle, Arthur Conan, Sir, 1859-1930. The Sign of Four. London: G. Newnes, 1900.
Warning: These citations may not always be complete (especially for serials).