Jabusch, D. M., & Littlejohn, S. W. (1990). Elements of speech communication (Second edition.). Collegiate Press.
Chicago Style (17. basım) AtıfJabusch, David M., ve Stephen W. Littlejohn. Elements of Speech Communication. Second edition. San Diego, California: Collegiate Press, 1990.
MLA (9th ed.) AtıfJabusch, David M., ve Stephen W. Littlejohn. Elements of Speech Communication. Second edition. Collegiate Press, 1990.
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