Tack, A. (1974). How to overcome nervous tension and speak well in public. World's Work.
Citação norma ChicagoTack, Alfred. How to Overcome Nervous Tension and Speak Well in Public. World's Work, 1974.
Citação norma MLATack, Alfred. How to Overcome Nervous Tension and Speak Well in Public. World's Work, 1974.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.