Citazione Stile APA (7a Edizione)

Gregory, H. (2005). Public speaking for college & career (séptima edición.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Gregory, Hamilton. Public Speaking for College & Career. séptima edición. Boston, MA: McGraw-Hill, 2005.

Citatione MLA (9a ed.)

Gregory, Hamilton. Public Speaking for College & Career. séptima edición. McGraw-Hill, 2005.