Gaya APA

Christie, A. (2018). Why Didn't They Ask Evans? = Pembunuhan Di Balik Kabut (Cetakan Kedelapan). Jakarta: PT. Gramedia Pustaka Utama.

Gaya MLA

Christie, Agatha. "Why Didn't They Ask Evans? = Pembunuhan Di Balik Kabut". Cetakan Kedelapan Jakarta: PT. Gramedia Pustaka Utama, 2018. Text.