BENNIS WARREN. (2003). GEEKS & GEEZERS: HOW ERA, VALUES AND DEFINING MOMENTS SHAPE LEADERS. MAGNA PUBLISHING CO LTS.
Chicago-čujuhus (17. p.)BENNIS WARREN. GEEKS & GEEZERS: HOW ERA, VALUES AND DEFINING MOMENTS SHAPE LEADERS. MUMBAI: MAGNA PUBLISHING CO LTS, 2003.
MLA-čujuhus (9. p.)BENNIS WARREN. GEEKS & GEEZERS: HOW ERA, VALUES AND DEFINING MOMENTS SHAPE LEADERS. MAGNA PUBLISHING CO LTS, 2003.
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