APA-referens (7:e uppl.)

Griffin, C. L. (2015). Invitation to public speaking (Fourth edition.). Wadsworth Cengage Learning.

Chicago-referens (17:e uppl.)

Griffin, Cindy L. Invitation to Public Speaking. Fourth edition. Stamford, [Connecticut]: Wadsworth Cengage Learning, 2015.

MLA-referens (9:e uppl.)

Griffin, Cindy L. Invitation to Public Speaking. Fourth edition. Wadsworth Cengage Learning, 2015.