Gaya APA

Prastiwi, K, W., Widihastuti, Y. (2010). Recycle Bottle . Surabaya: Tiara Aska.

Gaya MLA

Prastiwi, Kharisma, Widianita., Widihastuti, Yuyun. "Recycle Bottle". Surabaya: Tiara Aska, 2010. Text.