Gaya APA

Christie, A., Mareta, . (2019). Misteri di Styles (The Mysterious Affair at Styles) . Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Christie, Agatha., Mareta, . "Misteri di Styles (The Mysterious Affair at Styles)". Jakarta: Gramedia Pustaka Utama, 2019. Text.