APA aipamena

Ramsey, G., & Rees-Parnall, H. (1989). Well spoken. London: Longman.

Chicago Style aipamena

Ramsey, Gaynor., và Hilary Rees-Parnall. Well Spoken. London: Longman, 1989.

MLA aipamena

Ramsey, Gaynor., và Hilary Rees-Parnall. Well Spoken. London: Longman, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.