Gilbert, J. B. (2012). Clear speech: Pronunciation and listening comprehension in North American English (4. edition.). Cambridge: Cambridge University Press.
Chicago Style CitationGilbert, Judy B. Clear Speech: Pronunciation and Listening Comprehension in North American English. 4. edition. Cambridge: Cambridge University Press, 2012.
MLA CitationGilbert, Judy B. Clear Speech: Pronunciation and Listening Comprehension in North American English. 4. edition. Cambridge: Cambridge University Press, 2012.
Warning: These citations may not always be 100% accurate.