Não informado. (2017). PC: The independent guide to IBM personal computers. Software Communications.
Chicago-referens (17:e uppl.)Não informado. PC: The Independent Guide to IBM Personal Computers. San Francisco, Calif: Software Communications, 2017.
MLA-referens (8:e uppl.)Não informado. PC: The Independent Guide to IBM Personal Computers. Software Communications, 2017.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.