Gaya APA

Sumiratiningratri, E, F, D, R. (2017). Speaking English at Home and School . jakarta: Cahaya Pustaka Raga.

Gaya MLA

Sumiratiningratri, Erna, Fitrini, Dan, Ratih. "Speaking English at Home and School". jakarta: Cahaya Pustaka Raga, 2017. Text.