Jolles, R. L. (1993). How to run seminars and workshops: Presentation skills for consultants, trainers, and teachers. John Wiley & Sons.
Chicago Style (17th ed.) CitationJolles, Robert L. How to Run Seminars and Workshops: Presentation Skills for Consultants, Trainers, and Teachers. New York: John Wiley & Sons, 1993.
ציטוט MLAJolles, Robert L. How to Run Seminars and Workshops: Presentation Skills for Consultants, Trainers, and Teachers. John Wiley & Sons, 1993.
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