Gaya APA

Nila, A., Pujiastuti, N. (2019). Kring! Kring! (Cet. 4). Bandung: Litara.

Gaya MLA

Nila, Adrinalia., Pujiastuti, Nurhayati. "Kring! Kring!". Cet. 4 Bandung: Litara, 2019. Text.