APA aipamena

(2002). Interactions access: Listening/Speaking. New York: McGraw-Hill.

Chicago Style aipamena

Interactions Access: Listening/Speaking. New York: McGraw-Hill, 2002.

MLA aipamena

Interactions Access: Listening/Speaking. New York: McGraw-Hill, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.