Gaya APA

Safitri, R, S, I., Baehaqi, I. (2008). Learning English Conversations And Vocabularies (-). Yogyakarta: Pustaka Pelajar.

Gaya MLA

Safitri, Rahmawati, Shinta, Indah., Baehaqi, Imam. "Learning English Conversations And Vocabularies". - Yogyakarta: Pustaka Pelajar, 2008. Text.