David, N. (1995). Atlas: Learning-centered communication. Boston, MA: Heinle & Heinle.
Chicago Style aipamenaDavid, Nunan. Atlas: Learning-centered Communication. Boston, MA: Heinle & Heinle, 1995.
MLA aipamenaDavid, Nunan. Atlas: Learning-centered Communication. Boston, MA: Heinle & Heinle, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.