Aronson, A. E., & Bless, D. M. (2009). Clinical voice disorders (4th ed.). Thieme.
Lua i Stíl Chicago (17ú heag.)Aronson, A. E., agus D. M. Bless. Clinical Voice Disorders. 4th ed. N.Y.: Thieme, 2009.
Lua MLA (9ú heag.)Aronson, A. E., agus D. M. Bless. Clinical Voice Disorders. 4th ed. Thieme, 2009.
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