Cita APA

Gardner, G. (1992). Speech is golden: How to sell your wit, wisdom, expertise, and personal experiences on the local and national lecture. New York: martin's Press.

Citación estilo Chicago

Gardner, Gerald. Speech Is Golden: How to Sell Your Wit, Wisdom, Expertise, and Personal Experiences On the Local and National Lecture. New York: martin's Press, 1992.

Cita MLA

Gardner, Gerald. Speech Is Golden: How to Sell Your Wit, Wisdom, Expertise, and Personal Experiences On the Local and National Lecture. New York: martin's Press, 1992.