Cita APA (7a ed.)

Hybels, S. (1974). Speech communication. D. Van Nostrand.

Cita Chicago Style (17a ed.)

Hybels, Saundra. Speech Communication. New York: D. Van Nostrand, 1974.

Cita MLA (9a ed.)

Hybels, Saundra. Speech Communication. D. Van Nostrand, 1974.