Cita APA (7th ed.)

Jaffe, C. (2007). Public speaking: Concepts and skills for a diverse society (5 th ed.). THOMSON.

Cita Chicago (17th ed.)

Jaffe, Clella. Public Speaking: Concepts and Skills for a Diverse Society. 5 th ed. Australia: THOMSON, 2007.

Cita MLA (9th ed.)

Jaffe, Clella. Public Speaking: Concepts and Skills for a Diverse Society. 5 th ed. THOMSON, 2007.