KOUZES JAMES M. (2002). LEADERSHIP CHALLENGE (3RD.). JOSSEY-BASS PUBLICATIONS.
Chicago-čujuhus (17. p.)KOUZES JAMES M. LEADERSHIP CHALLENGE. 3RD. SAN FRANCISCO: JOSSEY-BASS PUBLICATIONS, 2002.
MLA-čujuhus (9. p.)KOUZES JAMES M. LEADERSHIP CHALLENGE. 3RD. JOSSEY-BASS PUBLICATIONS, 2002.
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