Gaya APA

Prastiwi, K, W., Widihastuti, Y. (2011). Recycle Bottle 2 (cet. 1). Surabaya: TIARA AKSA.

Gaya MLA

Prastiwi, Kharisma, Widia., Widihastuti, Yuyun. "Recycle Bottle 2". cet. 1 Surabaya: TIARA AKSA, 2011. Text.