Cita APA

Ehninger, D. W., Gronbeck, B. E., & Monroe, A. H. (1979). Principles of speech communication (8th brief ed.). Scott, Foresman.

Citación estilo Chicago

Ehninger, Douglas W., Bruce E. Gronbeck, and Alan H. Monroe. Principles of Speech Communication. 8th brief ed. Glenview, Illinois: Scott, Foresman, 1979.

Cita MLA

Ehninger, Douglas W., et al. Principles of Speech Communication. 8th brief ed. Scott, Foresman, 1979.