Collins , P. Art of Speeches & Presentations: The Secrets of Making People remember What You Say. Wiley.
Citação do estilo Chicago (17ª ed.)Collins , Philip. Art of Speeches & Presentations: The Secrets of Making People Remember What You Say. New Delhi: Wiley.
Citação MLA (9ª ed.)Collins , Philip. Art of Speeches & Presentations: The Secrets of Making People Remember What You Say. Wiley.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.