Sergiovanni, T. J. (1992). Moral leadership: Getting to the heart of school improvement. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Sergiovanni, Thomas J. Moral Leadership: Getting to the Heart of School Improvement. San Francisco: Jossey-Bass, 1992.
Lua MLA (9ú heag.)Sergiovanni, Thomas J. Moral Leadership: Getting to the Heart of School Improvement. Jossey-Bass, 1992.
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