O'Connor, J. (1977). Better English Pronounciation. Cambridge University Press.
Chicago-stil citatO'Connor, J.D. Better English Pronounciation. London: Cambridge University Press, 1977.
MLA-referensO'Connor, J.D. Better English Pronounciation. Cambridge University Press, 1977.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.