Berkley, J. D. (2007). Leadership handbook of management and administration (Revised and Expanded ed.). Bakerbooks.
Chicago-čujuhus (17. p.)Berkley, James D. Leadership Handbook of Management and Administration. Revised and Expanded ed. Grand Rapids, Mich: Bakerbooks, 2007.
MLA-čujuhus (9. p.)Berkley, James D. Leadership Handbook of Management and Administration. Revised and Expanded ed. Bakerbooks, 2007.
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