University of North Carolina at Chapel Hill. Institute for Academic and Professional Leadership, ebrary, Inc, & Sax, B. (2008). On the horizon. Emerald.
Chicago-referens (17:e uppl.)University of North Carolina at Chapel Hill. Institute for Academic and Professional Leadership, Inc ebrary, och Boria Sax. On the Horizon. [Bradford, England]: Emerald, 2008.
MLA-referens (9:e uppl.)University of North Carolina at Chapel Hill. Institute for Academic and Professional Leadership, et al. On the Horizon. Emerald, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.