Harrell, K. D. (2003). The attitude of leadership: Taking the lead and keeping it. Hoboken, N.J: Wiley.
استشهاد بنمط شيكاغوHarrell, Keith D. The Attitude of Leadership: Taking the Lead and Keeping It. Hoboken, N.J: Wiley, 2003.
MLA استشهادHarrell, Keith D. The Attitude of Leadership: Taking the Lead and Keeping It. Hoboken, N.J: Wiley, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.