Gaya APA

Wahyudi, A. et al (2011). Functional english for junior high scool grade ix (Jil. 3). Surakarta: Mefi Caraka Surakarta.

Gaya MLA

Wahyudi, Anwar. et al. "Functional english for junior high scool grade ix". Jil. 3 Surakarta: Mefi Caraka Surakarta, 2011. Text.