Gaya APA

Doyle, S, A, C. (2021). Sherlock Holmes Misteri tanda empat the sign of four . Yogyakarta: Laksana.

Gaya MLA

Doyle, Sir, Arthur, Conan. "Sherlock Holmes Misteri tanda empat the sign of four". Yogyakarta: Laksana, 2021. Text.