YUKL, G. A. (1989). Leadership in organizations.-- ed.2. Prentice Hall.
Chicago Style aipamenaYUKL, Gary A. Leadership in Organizations.-- Ed.2. New Jersey: Prentice Hall, 1989.
MLA aipamenaYUKL, Gary A. Leadership in Organizations.-- Ed.2. Prentice Hall, 1989.
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