APA-referens (7:e uppl.)

Osborn, M. (1988). Public speaking. Houghton Mifflin Co..

Chicago-referens (17:e uppl.)

Osborn, Michael. Public Speaking. Boston: Houghton Mifflin Co., 1988.

MLA-referens (9:e uppl.)

Osborn, Michael. Public Speaking. Houghton Mifflin Co., 1988.