Marks, J. (2007). English pronunciation in use: Elementary (Self-study and classroom use). New York: Cambridge University Press.
Chicago Style aipamenaMarks, Jonathan. English Pronunciation in Use: Elementary (Self-study and Classroom Use). New York: Cambridge University Press, 2007.
MLA aipamenaMarks, Jonathan. English Pronunciation in Use: Elementary (Self-study and Classroom Use). New York: Cambridge University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.