Baird, A. C., Becker, S. L., & Knower, F. H. (1971). General speech communication (4th ed.). McGraw-Hill.
Cita Chicago (17th ed.)Baird, A. Craig, Samuel L. Becker, i Franklin H. Knower. General Speech Communication. 4th ed. New York: McGraw-Hill, 1971.
Cita MLA (9th ed.)Baird, A. Craig, et al. General Speech Communication. 4th ed. McGraw-Hill, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.