APA (7e ed.) Bronvermelding

Osborn, M., & Osborn, S. (1994). Public Speaking (3rd ed.). Houghton Mifflin.

Chicago (17e ed.) Bronvermelding

Osborn, Michael, en Suzanne Osborn. Public Speaking. 3rd ed. Boston: Houghton Mifflin, 1994.

MLA (9e ed.) Bronvermelding

Osborn, Michael, en Suzanne Osborn. Public Speaking. 3rd ed. Houghton Mifflin, 1994.