Llanas, A. (1995). Atlas 1 (workbook): Learning-centered communication. Boston, MA: Heinle & Heinle.
Chicago Style aipamenaLlanas, Angela. Atlas 1 (workbook): Learning-centered Communication. Boston, MA: Heinle & Heinle, 1995.
MLA aipamenaLlanas, Angela. Atlas 1 (workbook): Learning-centered Communication. Boston, MA: Heinle & Heinle, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.