Cowell, T. L. (1999). Public speaking: Challenges and choices (Student workbook). Oklahoma: Alliance Press.
Chicago Style CitationCowell, Tara L. Public Speaking: Challenges and Choices (Student Workbook). Oklahoma: Alliance Press, 1999.
Cita MLACowell, Tara L. Public Speaking: Challenges and Choices (Student Workbook). Oklahoma: Alliance Press, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.