Cita APA
Osborn, M., & Osborn, S. (1991). Public speaking. Houghton Mifflin.
Citación estilo Chicago
Osborn, Michael, and Suzanne Osborn. Public Speaking. Boston: Houghton Mifflin, 1991.
Cita MLA
Osborn, Michael, and Suzanne Osborn. Public Speaking. Houghton Mifflin, 1991.
Warning: These citations may not always be 100% accurate.