APA Style

Dewi, I, K., Priyanto, A, D. (2012). Active English 1 : A Fun and Easy English Book for Grade I of Elementary School . Solo: Global - PT Tiga Serangkai Pustaka Mandiri.

MLA Style

Dewi, Ida, Kusuma., Priyanto, Agus, Dwi. "Active English 1 : A Fun and Easy English Book for Grade I of Elementary School". Solo: Global - PT Tiga Serangkai Pustaka Mandiri, 2012. Text.