Cita APA

Grice, G. L., & Skinner, J. F. (1993). Mastering public speaking. Prentice Hall.

Citación estilo Chicago

Grice, George L., and John F. Skinner. Mastering Public Speaking. Englewood Cliffs, N.J: Prentice Hall, 1993.

Cita MLA

Grice, George L., and John F. Skinner. Mastering Public Speaking. Prentice Hall, 1993.