Gaya APA

Dewi, I, K., Hanafie, A, T. (2010). Stairway a Fun and Easy English Book : For Grade VI of Elementary Schools [6] (Cet. 1.--). Solo: Platinum.

Gaya MLA

Dewi, Ida, Kusuma., Hanafie, Ahmad, Thomy. "Stairway a Fun and Easy English Book : For Grade VI of Elementary Schools [6]". Cet. 1.-- Solo: Platinum, 2010. Text.