Watkins, M. (2013). The first 90 days: Proven strategies for getting up to speed faster and smarter. Harvard Business Review Press.
استشهاد بنمط شيكاغوWatkins, Michael. The First 90 Days: Proven Strategies for Getting Up to Speed Faster and Smarter. Harvard Business Review Press, 2013.
MLA استشهادWatkins, Michael. The First 90 Days: Proven Strategies for Getting Up to Speed Faster and Smarter. Harvard Business Review Press, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.