Columbia subject headings:
Harvard subject headings:
Detectives in literature.
Doyle, Arthur Conan, 1859-1930--Criticism and interpretation.
London, Jack, 1876-1916--Criticism and interpretation.
Princeton subject headings:
Doyle, Arthur Conan, 1859-1930--Criticism and interpretation.
London, Jack, 1876-1916--Criticism and interpretation.