Παραπομπή APA

Watkins, M. (2013). The first 90 days: Proven strategies for getting up to speed faster and smarter (Updated and expanded [edition].). Boston, Massachusetts: Harvard Business Review Press.

Παραπομπή Chicago Style

Watkins, Michael. The First 90 Days: Proven Strategies for Getting Up to Speed Faster and Smarter. Updated and expanded [edition]. Boston, Massachusetts: Harvard Business Review Press, 2013.

Παραπομπή MLA

Watkins, Michael. The First 90 Days: Proven Strategies for Getting Up to Speed Faster and Smarter. Updated and expanded [edition]. Boston, Massachusetts: Harvard Business Review Press, 2013.

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