Citazione APA

 Watkins, M. (2013).  The first 90 days: Proven strategies for getting up to speed faster and smarter.  Harvard Business Review Press.

Stile di citazione Chicago

 Watkins, Michael.  The First 90 Days: Proven Strategies for Getting Up to Speed Faster and Smarter.  Harvard Business Review Press, 2013.

Citazione MLA

 Watkins, Michael.  The First 90 Days: Proven Strategies for Getting Up to Speed Faster and Smarter.  Harvard Business Review Press, 2013.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.