Keefe, J. A. (2003). Improv yourself: Business spontaneity at the speed of thought. New York: John Wiley & Sons, Inc..
Citação norma ChicagoKeefe, Joseph A. Improv Yourself: Business Spontaneity At the Speed of Thought. New York: John Wiley & Sons, Inc., 2003.
Citação norma MLAKeefe, Joseph A. Improv Yourself: Business Spontaneity At the Speed of Thought. New York: John Wiley & Sons, Inc., 2003.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.