Gaya APA

Riordan, R., Indardini, R. (2020). The Trials Of Apollo #2 : The Dark Prophecy (Cet. 3). Jakarta Selatan: Noura Books.

Gaya MLA

Riordan, Rick., Indardini, Reni. "The Trials Of Apollo #2 : The Dark Prophecy". Cet. 3 Jakarta Selatan: Noura Books, 2020. Text.