APA-referens (7:e uppl.)

INTERNATIONAL EDUCATIONS. (1987). USING DBASE III PLUS TM. MCGRAW-HILL.

Chicago-referens (17:e uppl.)

INTERNATIONAL EDUCATIONS. USING DBASE III PLUS TM. NEW YORK: MCGRAW-HILL, 1987.

MLA-referens (9:e uppl.)

INTERNATIONAL EDUCATIONS. USING DBASE III PLUS TM. MCGRAW-HILL, 1987.