Gaya APA

Arum, A, S. et al (2017). Princess academy : misteri kamar 13 (Ed.2, Cet.1). Bandung: Muffin Graphics.

Gaya MLA

Arum, Assyifa, S.. et al. "Princess academy : misteri kamar 13". Ed.2, Cet.1 Bandung: Muffin Graphics, 2017. Text.