APA-referens

Davis, G. B. (1988). Computer data processing. - 2nd ed. , (2nd ed. ,.). McGraw Hill book company.

Chicago-stil citat

Davis, Gordon B. Computer Data Processing. - 2nd Ed. ,. 2nd ed. ,. Singapore: McGraw Hill book company, 1988.

MLA-referens

Davis, Gordon B. Computer Data Processing. - 2nd Ed. ,. 2nd ed. ,. McGraw Hill book company, 1988.