APA-referens (7:e uppl.)

Northouse, P. G. (2007). Leadership: Theory and practice (4th ed.). Sage.

Chicago-referens (17:e uppl.)

Northouse, Peter G. Leadership: Theory and Practice. 4th ed. Oaks, Carlifornia: Sage, 2007.

MLA-referens (9:e uppl.)

Northouse, Peter G. Leadership: Theory and Practice. 4th ed. Sage, 2007.