APA (7th ed.) Citation

Wohlmuth, E. (1990). The overnight guide to public speaking: The Ed Wohlmuth method. Penguin Books.

Chicago Style (17th ed.) Citation

Wohlmuth, Ed. The Overnight Guide to Public Speaking: The Ed Wohlmuth Method. New York: Penguin Books, 1990.

MLA (9th ed.) Citation

Wohlmuth, Ed. The Overnight Guide to Public Speaking: The Ed Wohlmuth Method. Penguin Books, 1990.