APA Style

Yani, A., Trisno, R. (2007). Let's commucate in English for elementary school grade II 2 . Jakarta: Intimedia Ciptanusantara.

MLA Style

Yani, A., Trisno, Rudy. "Let's commucate in English for elementary school grade II 2". Jakarta: Intimedia Ciptanusantara, 2007. Art Original.