Gaya APA

Widelia, I., Azzahrah, F. (2013). Suddenly in Love (Cet. 1). Yogyakarta: Eazy Book.

Gaya MLA

Widelia, Irena., Azzahrah, Fatimah. "Suddenly in Love". Cet. 1 Yogyakarta: Eazy Book, 2013. Text.