Greene, J., & Coulson, M. (1995). Language understanding: Current issues (2nd ed.). Buckingham, England: Open University Press.
Chicago Style aipamenaGreene, Judith., và Mark Coulson. Language Understanding: Current Issues. 2nd ed. Buckingham, England: Open University Press, 1995.
MLA aipamenaGreene, Judith., và Mark Coulson. Language Understanding: Current Issues. 2nd ed. Buckingham, England: Open University Press, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.