Gaya APA

Doyle, S, A, C. (2024). The Sign of The Four Norris Classics (Softcover) (Cet. 1, tahun 2024). Yogyakarta: Norris Book.

Gaya MLA

Doyle, Sir, Arthur, Conan. "The Sign of The Four Norris Classics (Softcover)". Cet. 1, tahun 2024 Yogyakarta: Norris Book, 2024. F_Fiction.