Citazione Stile APA (7a Edizione)

Floyd, K. (2015). Public speaking matters (International edition.). McGraw-Hill Education.

Citazione stile Chigago Style (17a edizione)

Floyd, Kory. Public Speaking Matters. International edition. New York: McGraw-Hill Education, 2015.

Citatione MLA (9a ed.)

Floyd, Kory. Public Speaking Matters. International edition. McGraw-Hill Education, 2015.