Hewings, M. (1993). Pronunciation tasks: A course for pre-intermediate learners. Cambridge University Press.
芝加哥风格引文Hewings, Martin. Pronunciation Tasks: A Course for Pre-intermediate Learners. United Kingdom: Cambridge University Press, 1993.
MLA引文Hewings, Martin. Pronunciation Tasks: A Course for Pre-intermediate Learners. Cambridge University Press, 1993.
警告：这些引文格式不一定是100％准确.