Citazione Stile APA (7a Edizione)
Lévy-Bonvin, J. (2001). Speaking in public: How to prepare yourself to speak successfully in public whatever the occasion (2nd ed.). [Jacques Lévy-Bonvin].
Citazione stile Chigago Style (17a edizione)
Lévy-Bonvin, Jacques. Speaking in Public: How to Prepare Yourself to Speak Successfully in Public Whatever the Occasion. 2nd ed. [Zurich]: [Jacques Lévy-Bonvin], 2001.
Citatione MLA (9a ed.)
Lévy-Bonvin, Jacques. Speaking in Public: How to Prepare Yourself to Speak Successfully in Public Whatever the Occasion. 2nd ed. [Jacques Lévy-Bonvin], 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.