O'Connor, C. A. (1994). Leadership in a week. Hodder & Stoughton.
Lua i Stíl Chicago (17ú heag.)O'Connor, Carol A. Leadership in a Week. London: Hodder & Stoughton, 1994.
Lua MLA (8ú heag.)O'Connor, Carol A. Leadership in a Week. Hodder & Stoughton, 1994.
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