Barrett, H. (1981). Practical uses of speech communication (5th ed.). Holt, Rinehart and Winston.
Chicago-referens (17:e uppl.)Barrett, Harold. Practical Uses of Speech Communication. 5th ed. New York, N. Y: Holt, Rinehart and Winston, 1981.
MLA-referens (9:e uppl.)Barrett, Harold. Practical Uses of Speech Communication. 5th ed. Holt, Rinehart and Winston, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.