Watkins, M. The first 90 days: Critical success strategies for new leaders at all levels. Massachusetts.
Chicago-referens (17:e uppl.)Watkins, Michael. The First 90 Days: Critical Success Strategies for New Leaders at All Levels. Boston: Massachusetts.
MLA-referens (9:e uppl.)Watkins, Michael. The First 90 Days: Critical Success Strategies for New Leaders at All Levels. Massachusetts.
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