APA-referens (7:e uppl.)
Sheldrake, P. (2011). The business of influence: Reframing marketing and PR for the digital age. Wiley.
Chicago-referens (17:e uppl.)
Sheldrake, Philip. The Business of Influence: Reframing Marketing and PR for the Digital Age. Chichester, West Sussex: Wiley, 2011.
MLA-referens (9:e uppl.)
Sheldrake, Philip. The Business of Influence: Reframing Marketing and PR for the Digital Age. Wiley, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.