APA aipamena

Muchlis, A. (2011). Key to Speaking. Jaring Pena.

Chicago Style aipamena

Muchlis, Ach. Key to Speaking. Jaring Pena, 2011.

MLA aipamena

Muchlis, Ach. Key to Speaking. Jaring Pena, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.