Harrell, K. (2003). The attitude of leadership: Taking the lead and keeping it. Wiley.
Styl cytowania ChicagoHarrell, Keith. The Attitude of Leadership: Taking the Lead and Keeping It. Wiley, 2003.
Styl cytowania MLAHarrell, Keith. The Attitude of Leadership: Taking the Lead and Keeping It. Wiley, 2003.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..