Gaya APA

Doyle, S, A, C. (2025). Sherlock Holmes : The SignOf The Four (Cet. 2). Yogyarta: Immorta Publishing.

Gaya MLA

Doyle, Sir, Arthur, Conan. "Sherlock Holmes : The SignOf The Four". Cet. 2 Yogyarta: Immorta Publishing, 2025. Text.