Gaya APA

Fitrini, E., Sumuratiningsih, R. (2009). Speaking Enfglish at Home and School . : Cahaya Pustaka Raga.

Gaya MLA

Fitrini, Erna., Sumuratiningsih, Ratih. "Speaking Enfglish at Home and School". : Cahaya Pustaka Raga, 2009. Text.