Gaya APA

HAPKA, C. et al (2015). Sofia the first: princesses to the rescue!= putri-putri penolong! (Cet.2). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

HAPKA, Catherine. et al. "Sofia the first: princesses to the rescue!= putri-putri penolong!". Cet.2 Jakarta: Gramedia Pustaka Utama, 2015. Text.