APA aipamena

(1984). Cambridge proficiency examination practice 1. Cambridge, UK: Cambridge Univ. Press.

Chicago Style aipamena

Cambridge Proficiency Examination Practice 1. Cambridge, UK: Cambridge Univ. Press, 1984.

MLA aipamena

Cambridge Proficiency Examination Practice 1. Cambridge, UK: Cambridge Univ. Press, 1984.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.