Ehninger, D. (1986). Principles and types of speech communication (10 edición.). London, England: Scott Foresman.
Chicago Style CitationEhninger, Douglas. Principles and Types of Speech Communication. 10 edición. London, England: Scott Foresman, 1986.
MLA CitationEhninger, Douglas. Principles and Types of Speech Communication. 10 edición. London, England: Scott Foresman, 1986.
Warning: These citations may not always be 100% accurate.