APA-referens (7:e uppl.)

GILBERT, J. B. (1984). Clear speech: Pronunciation and listening comprehensionin American English. Cambridge University Press.

Chicago-referens (17:e uppl.)

GILBERT, Judy B. Clear Speech: Pronunciation and Listening Comprehensionin American English. Cambridge: Cambridge University Press, 1984.

MLA-referens (9:e uppl.)

GILBERT, Judy B. Clear Speech: Pronunciation and Listening Comprehensionin American English. Cambridge University Press, 1984.