Aertsen, H. (1987). Play in Middle English: A contribution to word field theory. Free University Press.
Chicago Style aipamenaAertsen, H. Play in Middle English: A Contribution to Word Field Theory. Amsterdam: Free University Press, 1987.
MLA aipamenaAertsen, H. Play in Middle English: A Contribution to Word Field Theory. Free University Press, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.