Gaya APA
Doyle, S, A, C. (2019).
A Study in Scarlet: Penelusuran Benang Merah .
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
Doyle, Sir, Arthur, Conan.
"A Study in Scarlet: Penelusuran Benang Merah".
Jakarta:
PT Gramedia Pustaka Utama,
2019.
Art Original.