Cunningham, S., & Sarah Cunningham; Peter Moor. (2002). New Headway Pronunciation Course: Elementary. Oxford: Oxford University Press.
Chicago Style CitationCunningham, Sarah, i Sarah Cunningham; Peter Moor. New Headway Pronunciation Course: Elementary. Oxford: Oxford University Press, 2002.
Cita MLACunningham, Sarah, i Sarah Cunningham; Peter Moor. New Headway Pronunciation Course: Elementary. Oxford: Oxford University Press, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.