Gaya APA
Doyle, S, A, C.
(2019).
Sherlock Holmes : The Valley of Fear
.
Jakarta:
PT.Gramedia Pustaka Utama.
Gaya MLA
Doyle, Sir, Arthur, Conan.
"Sherlock Holmes : The Valley of Fear".
Jakarta:
PT.Gramedia Pustaka Utama,
2019.
Text.