Cita APA

Sprague, J., & Stuart, D. (1984). The speaker's handbook. Harcourt B. J..

Citación estilo Chicago

Sprague, Jo, and Douglas Stuart. The Speaker's Handbook. San Diego: Harcourt B. J., 1984.

Cita MLA

Sprague, Jo, and Douglas Stuart. The Speaker's Handbook. Harcourt B. J., 1984.