Hahner, J. C. (2002). Speaking Clearly: Improving voice and diction. New York: McGraw-Hill.
Chicago Style citaatHahner, Jeffrey C. Speaking Clearly: Improving Voice and Diction. New York: McGraw-Hill, 2002.
MLA citatieHahner, Jeffrey C. Speaking Clearly: Improving Voice and Diction. New York: McGraw-Hill, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.