Howell, J. P., & Costley, D. L. (2006). Understanding Behaviors for Effective Leadership (2nd ed.). Prentice-Hall of India Private Limited.
Citace podle Chicago (17th ed.)Howell, Jon P., a Dan L. Costley. Understanding Behaviors for Effective Leadership. 2nd ed. New Delhi: Prentice-Hall of India Private Limited, 2006.
Citace podle MLA (9th ed.)Howell, Jon P., a Dan L. Costley. Understanding Behaviors for Effective Leadership. 2nd ed. Prentice-Hall of India Private Limited, 2006.
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