Gaya APA

Doyle, S, A, C. (2019). Sherlock Holmes; The Valley of Fear (Cetakan 1). Yogyakarta: Immortal Publishing.

Gaya MLA

Doyle, Sir, Arthur, Conan. "Sherlock Holmes; The Valley of Fear". Cetakan 1 Yogyakarta: Immortal Publishing, 2019. Text.