Gaya APA

SUGIRIN, . et al (2011). Study on cultural integration in the english textbooks for junior high schools . Yogyakarta: FBS Universitas Negeri Yogyakarta.

Gaya MLA

SUGIRIN, . et al. "Study on cultural integration in the english textbooks for junior high schools". Yogyakarta: FBS Universitas Negeri Yogyakarta, 2011. Artikel.