APA-referens (7:e uppl.)
Robertson, S. (2020). B C, before computers: On information technology from writing to the age of digital data. Open Book Publishers.
Chicago-referens (17:e uppl.)
Robertson, Stephen. B C, Before Computers: On Information Technology from Writing to the Age of Digital Data. Cambridge, England: Open Book Publishers, 2020.
MLA-referens (9:e uppl.)
Robertson, Stephen. B C, Before Computers: On Information Technology from Writing to the Age of Digital Data. Open Book Publishers, 2020.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.