APA aipamena

Bladon, R. (2013). England: Pre-intermediate level. London: Macmillan.

Chicago Style aipamena

Bladon, Rachel. England: Pre-intermediate Level. London: Macmillan, 2013.

MLA aipamena

Bladon, Rachel. England: Pre-intermediate Level. London: Macmillan, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.