Gaya APA

Doyle, A, C. (2019). Penelusuran Benang Merah (A Study in Scarlet) . Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Doyle, Arthur, Conan. "Penelusuran Benang Merah (A Study in Scarlet)". Jakarta: Gramedia Pustaka Utama, 2019. Text.