Jones, G. (1977). Oxford book of Welsh verse in English. Clarendon Press.
Chicago Style aipamenaJones, Gwyn. Oxford Book of Welsh Verse in English. Oxford: Clarendon Press, 1977.
MLA aipamenaJones, Gwyn. Oxford Book of Welsh Verse in English. Clarendon Press, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.