Desfosses, B. (1946). Your voice and your speech; self-training for better speaking. Cattell and company.
Chicago-Zitierstil (17. Ausg.)Desfosses, Beatrice. Your Voice and Your Speech; Self-training for Better Speaking. New York: Cattell and company, 1946.
MLA-Zitierstil (9. Ausg.)Desfosses, Beatrice. Your Voice and Your Speech; Self-training for Better Speaking. Cattell and company, 1946.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.