APA-referens (7:e uppl.)

SHAFER DON. (1990). USING ORACLE WITH HYPER CARD. HAYDEN BOOKS.

Chicago-referens (17:e uppl.)

SHAFER DON. USING ORACLE WITH HYPER CARD. U.S.A: HAYDEN BOOKS, 1990.

MLA-referens (9:e uppl.)

SHAFER DON. USING ORACLE WITH HYPER CARD. HAYDEN BOOKS, 1990.