O'Connor, J. (1977). Better English Pronounciation. Cambridge University Press.
シカゴスタイル引用形O'Connor, J.D. Better English Pronounciation. London: Cambridge University Press, 1977.
MLA引用形式O'Connor, J.D. Better English Pronounciation. Cambridge University Press, 1977.
警告: この引用は必ずしも正確ではありません.