APA-referens (7:e uppl.)
Varrall, G. (2012). Making telecoms work: From technical innovation to commercial success. Wiley.
Chicago-referens (17:e uppl.)
Varrall, Geoffrey. Making Telecoms Work: From Technical Innovation to Commercial Success. Hoboken, NJ: Wiley, 2012.
MLA-referens (9:e uppl.)
Varrall, Geoffrey. Making Telecoms Work: From Technical Innovation to Commercial Success. Wiley, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.