Gaya APA

Riordan, R., Indardini, R. (2019). The heroes: the mark of athena (CET. 1). Jakarta Selatan: Penerbit Noura Books.

Gaya MLA

Riordan, Rick., Indardini, Reni. "The heroes: the mark of athena". CET. 1 Jakarta Selatan: Penerbit Noura Books, 2019. Text.