Keefe, J. A. (2003). Improv yourself: Business spontaneity at the speed of thought. New York: John Wiley & Sons, Inc..
Trích dẫn kiểu ChicagoKeefe, Joseph A. Improv Yourself: Business Spontaneity At the Speed of Thought. New York: John Wiley & Sons, Inc., 2003.
ציטוט MLAKeefe, Joseph A. Improv Yourself: Business Spontaneity At the Speed of Thought. New York: John Wiley & Sons, Inc., 2003.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.