Cita APA

Humes, J. C. (1991). The Sir Winston method: The five secrets of speaking the language of leadership. Estados Unidos: William Morrow.

Citación estilo Chicago

Humes, James C. The Sir Winston Method: The Five Secrets of Speaking the Language of Leadership. Estados Unidos: William Morrow, 1991.

Cita MLA

Humes, James C. The Sir Winston Method: The Five Secrets of Speaking the Language of Leadership. Estados Unidos: William Morrow, 1991.