Gill, R. (2011). Theory and practice of leadership (2nd ed.). Sage.
Chicago-stil citatGill, Roger. Theory and Practice of Leadership. 2nd ed. Los Angeles: Sage, 2011.
MLA-referensGill, Roger. Theory and Practice of Leadership. 2nd ed. Sage, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.