Pamela Hartmann. (2002). Interaction access: Reading / Writing. New York: McGraw-Hill.
Chicago Style aipamenaPamela Hartmann. Interaction Access: Reading / Writing. New York: McGraw-Hill, 2002.
MLA aipamenaPamela Hartmann. Interaction Access: Reading / Writing. New York: McGraw-Hill, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.