Citace podle APA

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

Styl Chicago

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

Citace podle MLA

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

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