Bowler, B., & Cunningham, S. (1991). Headway, Upper-Intermediate: Pronunciation. Oxford: Oxford University Press.
Chicago Style CitationBowler, Bill, and Sarah Cunningham. Headway, Upper-Intermediate: Pronunciation. Oxford: Oxford University Press, 1991.
MLA CitationBowler, Bill, and Sarah Cunningham. Headway, Upper-Intermediate: Pronunciation. Oxford: Oxford University Press, 1991.
Warning: These citations may not always be 100% accurate.