Citazione APA

Harrington, D. (2009). Speaking of speech: Basic presentation skills for beginners. Boston: Macmilan.

Stile di citazione Chicago

Harrington, David. Speaking of Speech: Basic Presentation Skills for Beginners. Boston: Macmilan, 2009.

Citazione MLA

Harrington, David. Speaking of Speech: Basic Presentation Skills for Beginners. Boston: Macmilan, 2009.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.