APA-viite (7. p.)
Zenger, J. H., & Folkman, J. (2002). The extraordinary leader: Turning good managers into great leaders. McGraw-Hill.
Chicago-viite (17. p.)
Zenger, John H., ja Joe Folkman. The Extraordinary Leader: Turning Good Managers into Great Leaders. New York , New Delhi: McGraw-Hill, 2002.
MLA-viite (9. p.)
Zenger, John H., ja Joe Folkman. The Extraordinary Leader: Turning Good Managers into Great Leaders. McGraw-Hill, 2002.
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