Hart, L. B. (2005). The leadership training activity book: 50 exercises for building effective leaders. New York: AMACOM.
Chicago-tyylinen lähdeviittausHart, Lois Borland. The Leadership Training Activity Book: 50 Exercises for Building Effective Leaders. New York: AMACOM, 2005.
MLA-viiteHart, Lois Borland. The Leadership Training Activity Book: 50 Exercises for Building Effective Leaders. New York: AMACOM, 2005.
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