ASTIN, A. W. (1980). Maximizing Leadership Effectiveness. Jossey-Bass Publishers.
Lua i Stíl Chicago (17ú heag.)ASTIN, Alexander W. Maximizing Leadership Effectiveness. Jossey-Bass Publishers, 1980.
Lua MLA (8ú heag.)ASTIN, Alexander W. Maximizing Leadership Effectiveness. Jossey-Bass Publishers, 1980.
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