APA-referens (7:e uppl.)
Ballard, C. (2003). IBM Informix: Integration through data federation. IBM, International Technical Support Organization.
Chicago-referens (17:e uppl.)
Ballard, Chuck. IBM Informix: Integration Through Data Federation. [S.l.]: IBM, International Technical Support Organization, 2003.
MLA-referens (9:e uppl.)
Ballard, Chuck. IBM Informix: Integration Through Data Federation. IBM, International Technical Support Organization, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.