Boone, D. R. (1994). The voice and voice therapy. Englewood Cliffs, N.J: Prentice Hall.
Chicago Style aipamenaBoone, Daniel R. The Voice and Voice Therapy. Englewood Cliffs, N.J: Prentice Hall, 1994.
MLA aipamenaBoone, Daniel R. The Voice and Voice Therapy. Englewood Cliffs, N.J: Prentice Hall, 1994.
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