Gaya APA

Arum, A, S. (2014). Putri kupu-kupu : princess academy (cet.1). Westport, Conn.: Muffin Graphics.

Gaya MLA

Arum, Assyifa, S.. "Putri kupu-kupu : princess academy". cet.1 Westport, Conn.: Muffin Graphics, 2014. Text.