Hahner, J. C. (2002). Speaking clearly: Improving voice and diction. New York: McGraw-Hill.
Chicago ZitierstilHahner, Jeffrey C. Speaking Clearly: Improving Voice and Diction. New York: McGraw-Hill, 2002.
MLA ZitierstilHahner, Jeffrey C. Speaking Clearly: Improving Voice and Diction. New York: McGraw-Hill, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.