Gaya APA

Iragiliati, E. et al (2014). Interactive English : junior high school (Ed. 2, Cet. 2). Bogor: Yudhistira.

Gaya MLA

Iragiliati, Emila. et al. "Interactive English : junior high school". Ed. 2, Cet. 2 Bogor: Yudhistira, 2014. Text.