APA aipamena

(2011). English unlimited B1: Pre-intermadiate coursebook. Cambridge: Cambridge University Press.

Chicago Style aipamena

English Unlimited B1: Pre-intermadiate Coursebook. Cambridge: Cambridge University Press, 2011.

MLA aipamena

English Unlimited B1: Pre-intermadiate Coursebook. Cambridge: Cambridge University Press, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.