Spears, L. C. (1998). Insights on leadership: Service, stewardship, spirit, and servant-leadership. John Wiley.
Citace podle Chicago (17th ed.)Spears, Larry C. Insights on Leadership: Service, Stewardship, Spirit, and Servant-leadership. New York: John Wiley, 1998.
Citace podle MLA (9th ed.)Spears, Larry C. Insights on Leadership: Service, Stewardship, Spirit, and Servant-leadership. John Wiley, 1998.
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