APA Zitierstil

 Harrell, K. (2003).  The attitude of leadership: Taking the lead and keeping it.  Wiley.

Chicago Zitierstil

 Harrell, Keith.  The Attitude of Leadership: Taking the Lead and Keeping It.  Wiley, 2003.

MLA Zitierstil

 Harrell, Keith.  The Attitude of Leadership: Taking the Lead and Keeping It.  Wiley, 2003.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.